National Weather Service United States Department of Commerce

December Climate Summaries

 and January Outlook

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN                                   
1205 PM CST MON JAN 1 2018

................................... 

...THE DULUTH CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1870 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR'S         
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)      
                                          NORMAL                      
................................................................
TEMPERATURE (F)
RECORD
 HIGH              56   12/06/1939                                    
 LOW              -35   12/28/1917                                    
HIGHEST            43   12/02        MM      MM       39  12/22       
LOWEST            -26   12/31        MM      MM      -21  12/18       
AVG. MAXIMUM     17.2              22.3    -5.1     22.3              
AVG. MINIMUM      3.8               7.3    -3.5      9.5              
MEAN             10.5              14.8    -4.3     15.9              
DAYS MAX >= 90      0               0.0     0.0        0              
DAYS MAX <= 32     26              24.5     1.5       21              
DAYS MIN <= 32     31              30.5     0.5       31              
DAYS MIN <= 0       9              10.3    -1.3        9              

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.89   1879                                          
 MINIMUM         0.07   1905                                          
TOTALS           0.83              1.21   -0.38     2.07              
DAILY AVG.       0.03              0.04   -0.01     0.07              
DAYS >= .01        14              10.5     3.5       15              
DAYS >= .10         2               3.5    -1.5        5              
DAYS >= .50         0               0.5    -0.5        1              
DAYS >= 1.00        0               0.1    -0.1        0              
GREATEST
 24 HR. TOTAL    0.23   12/12 TO 12/13                                

SNOWFALL (INCHES)
RECORDS
 TOTAL           44.3   5                                             
                        0                                             
                        -26215                                        
TOTALS           13.4              17.7    -4.3     21.3              
SINCE 7/1        35.0              33.8     1.2     29.4              
SNOWDEPTH AVG.      3                 8      -5        4              
DAYS >= 1.0         5               5.0     0.0        6              
GREATEST
 SNOW DEPTH         5   12/31                          9  12/12       
                        12/30                                         
                        12/29                                         
 24 HR TOTAL      2.7   12/12 TO 12/13                                

DEGREE_DAYS
HEATING TOTAL    1683              1556     127     1512              
 SINCE 7/1       3829              3769      60     2994              
COOLING TOTAL       0                 0       0        0              
 SINCE 1/1        126               204     -78      281              
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
HIGHEST WIND SPEED/DIRECTION    36/300    DATE  12/05
HIGHEST GUST SPEED/DIRECTION    47/300    DATE  12/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     80

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               23     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      2
HAZE                      7                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.  


.DECEMBER 2017 WAS COLDER THAN NORMAL WITH BELOW NORMAL 
PRECIPITATION AT DULUTH MN...

THE AVERAGE TEMPERATURE FOR DECEMBER WAS 10.5 DEGREES WHICH WAS 4.3 
DEGREES BELOW THE NORMAL OF 14.8 DEGREES. THE HIGHEST TEMPERATURE 
FOR THE MONTH WAS 43 DEGREES ON THE 2ND. THE LOWEST TEMPERATURE WAS 
26 DEGREES BELOW ZERO ON THE 31ST. NO DAILY TEMPERATURE RECORDS WERE 
BROKEN FOR THE MONTH. 18 DAYS HAD AVERAGE TEMPERATURES BELOW NORMAL. 

DECEMBER 2017 WAS BELOW NORMAL FOR PRECIPITATION WITH A TOTAL OF 
0.83 INCHES OF PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 0.38 
INCHES BELOW THE NORMAL OF 1.21 INCHES. THE GREATEST AMOUNT OF 
PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON THE 12TH TO THE 13TH 
WHEN 0.23 INCHES WAS RECORDED. AT LEAST A TRACE OF PRECIPITATION WAS 
RECORDED ON 27 DAYS. AT LEAST 0.01 INCHES OF PRECIPITATION FELL ON 
14 DAYS. AT LEAST 0.10 INCHES FELL ON 2 DAYS. NO DAILY PRECIPITATION 
RECORDS WERE BROKEN FOR THE MONTH. 

DECEMBER 2017 WAS BELOW NORMAL FOR SNOWFALL WITH A TOTAL OF 13.4 
INCHES OF SNOW FOR THE MONTH. THIS WAS 4.3 INCHES BELOW THE NORMAL 
OF 17.7 INCHES. THE GREATEST AMOUNT OF SNOWFALL IN A 24 HOUR PERIOD 
OCCURRED ON THE 12TH TO THE 13TH WHEN 2.7 INCHES WAS RECORDED. NO 
DAILY SNOWFALL RECORDS WERE BROKEN FOR THE MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 10.6 MPH. THE WINDIEST DAY 
OF THE MONTH WAS ON THE 5TH WITH AN AVERAGE WIND OF 24.0 MPH. THE 
HIGHEST SUSTAINED WIND OCCURRED ON THE 5TH WITH A SPEED OF 36 MPH 
OUT OF THE WEST NORTHWEST. A PEAK WIND GUST OF 47 MPH OUT OF THE 
WEST NORTHWEST WAS ALSO RECORDED ON THE 5TH. 

THERE WERE 1683 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 127 
ABOVE THE NORMAL OF 1556. THIS BROUGHT THE SEASONAL TOTAL TO 2737 
WHICH WAS X BELOW THE NORMAL OF 3769. THERE WERE 0 COOLING DEGREE 
DAYS FOR THE MONTH WHICH WAS NORMAL. THE SEASONAL TOTAL COOLING 
DEGREE DAYS STANDS AT 126 WHICH WAS 78 BELOW THE NORMAL OF 204. THE 
HIGHEST SEA LEVEL PRESSURE FOR THE MONTH WAS 30.79 INCHES REACHED ON 
THE 27TH AND THE LOWEST SEA LEVEL PRESSURE READING WAS 29.22 INCHES 
REACHED ON THE 4TH.

THE OUTLOOK FOR JANUARY...NORMAL HIGHS ARE IN THE UPPER TEENS AND
LOW 20S. NORMAL LOWS FOR THE MONTH ARE IN THE SINGLE DIGITS ABOVE
ZERO. NORMAL PRECIPITATION FOR JANUARY IS 0.96 INCHES. NORMAL 
SNOWFALL FOR JANUARY IS 19.4 INCHES. THE LATEST CLIMATE PREDICTION 
CENTER OUTLOOK INDICATES THAT THERE IS A 40% CHANCE FOR BELOW NORMAL 
TEMPERATURES AND A 33% CHANCE FOR BELOW NORMAL PRECIPICATION. 

 

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN                                   
1205 PM CST MON JAN 1 2018

................................... 

...THE INTERNATIONAL FALLS MN CLIMATE SUMMARY FOR THE MONTH OF 
DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR'S         
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)      
                                          NORMAL                      
................................................................
TEMPERATURE (F)
RECORD
 HIGH              57   12/07/1939                                    
 LOW              -41   12/19/1955                                    
HIGHEST            40   12/03        MM      MM       41  12/23       
                        12/02                                         
                        12/01                                         
LOWEST            -37   12/27        MM      MM      -30  12/18       
AVG. MAXIMUM     14.7              19.0    -4.3     19.5              
AVG. MINIMUM     -3.0               0.4    -3.4      2.4              
MEAN              5.9               9.7    -3.8     11.0              
DAYS MAX >= 90      0               0.0     0.0        0              
DAYS MAX <= 32     26              25.7     0.3       26              
DAYS MIN <= 32     31              30.8     0.2       31              
DAYS MIN <= 0      17              14.4     2.6       13              

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.19   2016                                          
 MINIMUM         0.07   1913                                          
TOTALS           1.16              0.81    0.35     2.19              
DAILY AVG.       0.04              0.03    0.01     0.07              
DAYS >= .01        16              10.7     5.3       17              
DAYS >= .10         3               2.5     0.5        8              
DAYS >= .50         0               0.1    -0.1        1              
DAYS >= 1.00        0               0.0     0.0        0              
GREATEST
 24 HR. TOTAL    0.42   12/04 TO 12/04                                

SNOWFALL (INCHES)
RECORDS
 TOTAL           43.9   5                                             
                        0                                             
                        -26215                                        
TOTALS           16.4              15.0     1.4     25.5              
SINCE 7/1        30.4              31.0    -0.6     33.9              
SNOWDEPTH AVG.      4                 7      -3        6              
DAYS >= 1.0         7               4.8     2.2        8              
GREATEST
 SNOW DEPTH         9   12/19                         13  12/31       
 24 HR TOTAL      4.8   12/18 TO 12/18                                

DEGREE_DAYS
HEATING TOTAL    1827              1714     113     1666              
 SINCE 7/1       4221              4175      46     3472              
COOLING TOTAL       0                 0       0        0              
 SINCE 1/1         86               192    -106      155              
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    30/290    DATE  12/05
HIGHEST GUST SPEED/DIRECTION    39/290    DATE  12/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                8     SNOW                      11
LIGHT SNOW               22     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      2
HAZE                     28                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT. 

.DECEMBER 2017 WAS COLDER THAN NORMAL WITH ABOVE NORMAL 
PRECIPITATION AT INTERNATIONAL FALLS MN...

THE AVERAGE TEMPERATURE FOR DECEMBER WAS 5.9 DEGREES WHICH WAS 3.8 
DEGREES BELOW THE NORMAL OF 9.7. THE HIGHEST TEMPERATURE FOR THE 
MONTH WAS 40 DEGREES ON THE 2ND AND 3RD. THE LOWEST TEMPERATURE WAS 
37 DEGREES BELOW ZERO ON THE 27TH. TWO DAILY TEMPERATURE RECORDS 
WERE BROKEN FOR THE MONTH. A NEW RECORD WAS SET ON THE 26TH FOR A 
LOW MAXIMUM TEMPERATURE OF 12 DEGREES BELOW ZERO. THIS TIED THE 
PREVIOUS RECORD OF 12 DEGREES BELOW ZERO IN 1993. ANOTHER RECORD WAS 
SET ON THE 27TH FOR A NEW LOW TEMPERATURE OF 37 DEGREES BELOW ZERO. 
THIS BROKE THE PREVIOUS RECORD OF 32 DEGREES BELOW ZERO IN 1924. 17 
DAYS HAD AVERAGE TEMPERATURES BELOW NORMAL.

DECEMBER 2017 WAS ABOVE NORMAL FOR PRECIPITATION WITH A TOTAL OF 
1.16 INCHES OF PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 0.35 
INCHES ABOVE THE NORMAL OF 0.81 INCHES. THE GREATEST AMOUNT OF 
PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON THE 4TH WHEN 0.42 
INCHES WAS RECORDED. AT LEAST A TRACE OF PRECIPITATION WAS RECORDED 
ON 26 DAYS. AT LEAST 0.01 INCHES FELL ON 16 DAYS. AT LEAST 0.10 
INCHES FELL ON 3 DAYS. ONE DAILY PRECIPITATION RECORD WAS BROKEN FOR 
THE MONTH. ON DECEMBER 18TH A TOTAL OF 0.25 INCHES OF PRECIPITATION 
WAS RECORDED. THIS BROKE THE PREVIOUS RECORD OF 0.20 INCHES SET IN 
2002.

DECEMBER 2017 WAS ABOVE NORMAL FOR SNOWFALL WITH A TOTAL OF 16.4 
INCHES OF SNOW FOR THE MONTH. THIS WAS 1.4 INCHES ABOVE THE NORMAL 
OF 15.0 INCHES. THE GREATEST AMOUNT OF SNOWFALL IN A 24 HOUR PERIOD 
OCCURRED ON THE 18TH WHEN 4.8 INCHES WAS RECORDED. ONE DAILY 
SNOWFALL RECORD WAS BROKEN FOR THE MONTH. ON DECEMBER 18TH A TOTAL 
OF 4.8 INCHES OF SNOW WAS RECORDED. THIS BROKE THE PREVIOUS RECORD 
OF 3.0 INCHES SET IN 1992.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 6.9 MPH. THE WINDIEST DAY 
OF THE MONTH WAS ON THE 5TH WITH AN AVERAGE WIND OF 18.1 MPH. THE 
HIGHEST SUSTAINED WIND OCCURRED ON THE 4TH AND 5TH WITH A SPEED OF 
30 MPH. A PEAK GUST OF 39 MPH WAS RECORDED ON THE 5TH OUT OF THE 
WEST. 

THERE WERE 1827 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 113 
ABOVE THE NORMAL OF 1714. THIS BROUGHT THE SEASONAL TOTAL TO 4221 
WHICH WAS 46 ABOVE THE NORMAL OF 4175. THERE WERE 0 COOLING DEGREE 
DAYS FOR THE MONTH WHICH WAS NORMAL. THE SEASONAL TOTAL COOLING 
DEGREE DAYS STANDS AT 86 WHICH IS 106 BELOW THE NORMAL OF 192. THE 
HIGHEST SEA LEVEL PRESSURE READING FOR THE MONTH WAS 30.78 INCHES 
REACHED ON THE 31ST AND THE LOWEST SEA LEVEL PRESSURE READING WAS 
29.31 INCHES REACHED ON THE 4TH.

THE OUTLOOK FOR JANUARY...NORMAL HIGHS ARE IN THE MID TEENS. NORMAL
LOWS ARE IN THE SINGLE DIGITS BELOW ZERO. NORMAL PRECIPITATION FOR
JANUARY IS 0.62 INCHES. NORMAL SNOWFALL FOR JANUARY IS 15.0 INCHES.
THE LATEST CLIMATE PREDICTION CENTER OUTLOOK INDICATES THAT THERE IS 
A 40% CHANCE FOR BELOW NORMAL TEMPERATURES AND A 33% CHANCE FOR 
BELOW NORMAL PRECIPICATION.

 

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN                                   
1205 PM CST MON JAN 1 2018

................................... 

...THE HIBBING CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1931 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART                      
                 VALUE   DATE(S)  VALUE   FROM                        
                                          NORMAL                      
................................................
TEMPERATURE (F)
RECORD
 HIGH              60   12/01/1962                                            
 LOW              -38   12/19/1983                                            
HIGHEST            41   12/02        MM      MM                       
LOWEST            -28   12/27        MM      MM                       
AVG. MAXIMUM     15.3              20.8    -5.5                       
AVG. MINIMUM     -0.2                MM      MM                       
MEAN              7.5              11.4    -3.9                       
DAYS MAX >= 90      0                MM      MM                       
DAYS MAX <= 32     27                MM      MM                       
DAYS MIN <= 32     31                MM      MM                       
DAYS MIN <= 0      13                MM      MM                       

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM                                            
 MINIMUM           MM   MM                                            
TOTALS             MM                MM      MM                       
DAILY AVG.         MM                MM      MM                       
DAYS >= .01        MM                MM      MM                       
DAYS >= .10        MM                MM      MM                       
DAYS >= .50        MM                MM      MM                       
DAYS >= 1.00       MM                MM      MM                       
GREATEST
 24 HR. TOTAL      MM                                                 

DEGREE_DAYS
HEATING TOTAL    1772              1662     110                       
COOLING TOTAL       0                 0       0                       
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    35/320    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    44/320    DATE  12/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            1
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               22     SLEET                      0
FOG                      25     FOG W/VIS <= 1/4 MILE      0
HAZE                     19                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

.DECEMBER 2017 WAS COLDER THAN NORMAL AT HIBBING MN...

THE AVERAGE TEMPERATURE FOR DECEMBER WAS 7.6 DEGREES WHICH WAS 3.8 
DEGREES BELOW THE NORMAL OF 11.4 DEGREES. THE HIGHEST TEMPERATURE 
FOR THE MONTH WAS 41 DEGREES ON THE 2ND. THE LOWEST TEMPERATURE WAS 
28 DEGREES BELOW ZERO ON THE 27TH. THREE DAILY TEMPERATURE RECORDS 
WERE BROKEN FOR THE MONTH. ON THE 25TH A NEW COLDEST MAXIMUM 
TEMPERATURE WAS SET AT 11 DEGREES BELOW ZERO. THIS BROKE THE 
PREVIOUS RECORD OF 8 DEGREES BELOW ZERO SET BACK IN 1996. ON THE 
27TH A NEW DAILY MINIMUM WAS SET AT 28 DEGREES BELOW ZERO. THIS 
BROKE THE PREVIOUS RECORD OF 27 DEGREES BELOW ZERO SET BACK IN 1964. 
A RECORD COLDEST MAXIMUM TEMPERATURE WAS SET ON THE 30TH WITH 12 
DEGREES BELOW ZERO. THIS BROKE THE PREVIOUS RECORD OF 9 DEGREES 
BELOW ZERO SET BACK IN 1990. 17 DAYS HAD AVERAGE TEMPERATURES BELOW 
NORMAL.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 7.4 MPH. THE WINDIEST DAY 
OF THE MONTH WAS ON THE 6TH WITH AN AVERAGE WIND OF 19.1 MPH. THE 
HIGHEST SUSTAINED WIND OCCURRED ON THE 4TH WITH A SPEED OF 35 MPH 
OUT OF THE NORTHWEST. A PEAK WIND GUST OF 44 MPH OUT OF THE 
NORTHWEST WAS RECORDED ON THE 4TH. 

THERE WERE 1772 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 110 
ABOVE THE NORMAL OF 1663. THERE WERE 0 COOLING DEGREE DAYS FOR THE 
MONTH WHICH WAS NORMAL. THE HIGHEST SEA LEVEL PRESSURE READING WAS 
30.79 INCHES REACHED ON THE 27TH AND THE LOWEST SEA LEVEL PRESSURE 
READING WAS 29.27 INCHES REACHED ON THE 4TH. 

THE OUTLOOK FOR JANUARY...NORMAL HIGHS RANGE FROM THE UPPER TEENS AT 
THE BEGINNING OF THE MONTH AND WARM TO THE LOW 20S BY THE END OF THE 
MONTH. NORMAL LOWS ARE IN THE SINGLE DIGITS BELOW ZERO FOR THE MONTH.
THE LATEST CLIMATE PREDICTION CENTER OUTLOOK INDICATES THAT THERE IS 
A 40% CHANCE FOR BELOW NORMAL TEMPERATURES AND A 33% CHANCE FOR 
BELOW NORMAL PRECIPICATION.

 

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN                                   
1205 PM CST MON JAN 1 2018

................................... 

...THE BRAINERD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1899 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART                      
                 VALUE   DATE(S)  VALUE   FROM                        
                                          NORMAL                      
................................................
TEMPERATURE (F)
RECORD
 HIGH              61   12/06/1939                                            
 LOW              -30   12/27/2017                                    
HIGHEST            47   12/02        MM      MM                       
LOWEST            -30R  12/27        MM      MM                       
AVG. MAXIMUM     20.4              24.0    -3.6                       
AVG. MINIMUM      4.3               6.6    -2.3                       
MEAN             12.4              15.3    -2.9                       
DAYS MAX >= 90      0               0.0     0.0                       
DAYS MAX <= 32     24              22.6     1.4                       
DAYS MIN <= 32     31              30.9     0.1                       
DAYS MIN <= 0      12              11.0     1.0                       

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.34   1968                                          
 MINIMUM         0.06   1958                                          
TOTALS           0.89              0.81    0.08                       
DAILY AVG.       0.03              0.03    0.00                       
DAYS >= .01        10                MM      MM                       
DAYS >= .10         3                MM      MM                       
DAYS >= .50         0                MM      MM                       
DAYS >= 1.00        0                MM      MM                       
GREATEST
 24 HR. TOTAL    0.25   12/20 TO 12/21                                

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM                                            
TOTALS           11.4               9.7     1.7                       
SNOWDEPTH AVG.      3                 6      -3                       
DAYS >= 1.0         3               3.8    -0.8                       
GREATEST
 SNOW DEPTH         7   12/31                                         
                        12/30                                         
                        12/29                                         
 24 HR TOTAL      4.3   12/20 TO 12/21                                

DEGREE_DAYS
HEATING TOTAL    1622              1540      82                       
COOLING TOTAL       0                 0       0                       
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.0
HIGHEST WIND SPEED/DIRECTION    30/310    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    43/330    DATE  12/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               19     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      1
HAZE                     23                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.   

.DECEMBER 2017 WAS COLDER THAN NORMAL WITH ABOVE NORMAL 
PRECIPITATION AT BRAINERD MN...

THE AVERAGE TEMPERATURE FOR DECEMBER WAS 12.4 DEGREES WHICH WAS 2.9 
DEGREES BELOW THE NORMAL OF 15.3 DEGREES. THE HIGHEST TEMPERATURE 
FOR THE MONTH WAS 47 DEGREES ON THE 2ND. THE LOWEST TEMPERATURE WAS 
30 DEGREES BELOW ZERO ON THE 27TH. TWO DAILY TEMPERATURE RECORDS 
WERE BROKEN FOR THE MONTH. ON THE 27TH A RECORD LOW TEMPERATURE WAS 
TIED AT 30 DEGREES BELOW ZERO. THE MATCHING RECORD WAS SET IN 1933. 
ON THE 30TH A RECORD COLD DAILY MAXIMUM TEMPERATURE WAS SET AT 8 
DEGREES BELOW ZERO. THE PREVIOUS RECORD WAS 4 DEGREES BELOW ZERO SET 
BACK IN 1990. 16 DAYS HAD AVERAGE TEMPERATURES BELOW NORMAL. 

DECEMBER 2017 WAS ABOVE NORMAL FOR PRECIPITATION WITH A TOTAL OF 
0.89 INCHES OF PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 0.08 
INCHES ABOVE THE NORMAL OF 0.81 INCHES. THE GREATEST AMOUNT OF 
PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON THE 20TH THROUGH 21ST 
WHEN 0.25 INCHES WAS RECORDED. AT LEAST A TRACE OF PRECIPITATION WAS 
RECORDED ON 30 DAYS. AT LEAST 0.01 INCHES OF PRECIPITATION FELL ON 
10 DAYS. AT LEAST 0.10 INCHES FELL ON 3 DAYS. NO DAILY PRECIPITATION 
RECORDS WERE BROKEN FOR THE MONTH.

DECEMBER 2017 WAS ABOVE NORMAL FOR SNOWFALL WITH A TOTAL OF 11.4 
INCHES OF SNOW RECORDED FOR THE MONTH. THIS WAS 1.7 INCHES ABOVE THE 
NORMAL OF 9.7 INCHES. THE GREATEST AMOUNT OF SNOWFALL IN A 24 HOUR 
PERIOD OCCURRED ON THE 20TH  THROUGH THE 21ST WHEN 4.3 INCHES OF 
SNOW WAS RECORDED. NO DAILY SNOWFALL RECORDS WERE BROKEN FOR THE 
MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 8.0 MPH. THE WINDIEST DAY 
OF THE MONTH WAS ON THE 5TH WITH AN AVERAGE WIND OF 17.8 MPH. THE 
HIGHEST SUSTAINED WIND OCCURRED ON THE 4TH WITH A SPEED OF 30 MPH 
OUT OF THE NORTHWEST. A PEAK WIND GUST OF 43 MPH OUT OF THE 
NORTHWEST WAS RECORDED ON THE 4TH. 

THERE WERE 1622 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 82 ABOVE 
THE NORMAL OF 1540. THERE WERE 0 COOLING DEGREE DAYS FOR THE MONTH 
WHICH WAS NORMAL. THE HIGHEST SEA LEVEL PRESSURE READING WAS 30.84 
INCHES REACHED ON THE 31ST AND THE LOWEST SEA LEVEL PRESSURE READING 
WAS 29.29 INCHES REACHED ON THE 4TH. 

THE OUTLOOK FOR JANUARY...NORMAL HIGHS BEGIN IN THE LOW 20S AT THE
BEGINNING OF THE MONTH AND WARM TO THE MID 20S BY THE END OF THE
MONTH. NORMAL LOWS FOR THE MONTH ARE IN THE SINGLE DIGITS ABOVE 
ZERO. NORMAL PRECIPITATION FOR JANUARY IS 0.77 INCHES. NORMAL 
SNOWFALL FOR JANUARY IS 9.6 INCHES. THE LATEST CLIMATE PREDICTION 
CENTER OUTLOOK INDICATES THAT THERE IS A 40% CHANCE FOR BELOW NORMAL 
TEMPERATURES AND A 33% CHANCE FOR BELOW NORMAL PRECIPICATION.

 

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN                                   
1205 PM CST MON JAN 1 2018

................................... 

...THE ASHLAND CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART                      
                 VALUE   DATE(S)  VALUE   FROM                        
                                          NORMAL                      
................................................
TEMPERATURE (F)
RECORD
 HIGH              60   12/03/1982                                            
 LOW              -32   12/25/1933                                            
HIGHEST            48   12/03        MM      MM                       
LOWEST            -19   12/31        MM      MM                       
AVG. MAXIMUM     20.7              25.6    -4.9                       
AVG. MINIMUM      5.9              10.4    -4.5                       
MEAN             13.1              18.4    -5.3                       
DAYS MAX >= 90      0                MM      MM                       
DAYS MAX <= 32     24                MM      MM                       
DAYS MIN <= 32     30                MM      MM                       
DAYS MIN <= 0       9                MM      MM                       

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM                                            
 MINIMUM           MM   MM                                            
TOTALS             MM                MM      MM                       
DAILY AVG.         MM                MM      MM                       
DAYS >= .01        MM                MM      MM                       
DAYS >= .10        MM                MM      MM                       
DAYS >= .50        MM                MM      MM                       
DAYS >= 1.00       MM                MM      MM                       
GREATEST
 24 HR. TOTAL      MM                                                 

DEGREE_DAYS
HEATING TOTAL    1500              1445      55                       
COOLING TOTAL       0                 0       0                       
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.3
HIGHEST WIND SPEED/DIRECTION    33/260    DATE  12/05
HIGHEST GUST SPEED/DIRECTION    45/250    DATE  12/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       5
LIGHT SNOW               19     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      2
HAZE                     18                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


.DECEMBER 2017 WAS COLDER THAN NORMAL AT ASHLAND WI...

THE AVERAGE TEMPERATURE FOR DECEMBER WAS 13.3 DEGREES WHICH WAS 5.1 
DEGREES BELOW THE NORMAL OF 18.4 DEGREES. THE HIGHEST TEMPERATURE 
FOR THE MONTH WAS 48 DEGREES ON THE 3RD. THE LOWEST TEMPERATURE WAS 
19 DEGREES BELOW ZERO ON THE 31ST. ONE DAILY TEMPERATURE RECORD WAS 
BROKEN FOR THE MONTH. ON THE 31ST A NEW COLDEST DAILY MAXIMUM WAS 
SET 7 DEGREES BELOW ZERO. THIS BROKE THE PREVIOUS RECORD OF 5 
DEGREES BELOW ZERO SET BACK IN 2013. 19 DAYS HAD AVERAGE 
TEMPERATURES BELOW NORMAL. MINIMUM TEMPERATURE ON THE 19TH AS WELL 
AS THE MAXIMUM TEMPERATURE ON THE 20TH HAD TO BE SET TO MISSING DUE 
TO AN AREA WIDE POWER OUTAGE THAT AFFECTED THE ASHLAND ASOS SITE. 

THE AVERAGE WIND SPEED FOR THE MONTH WAS 8.3 MPH. THE WINDIEST DAY 
OF THE MONTH WAS ON THE 5TH WITH AN AVERAGE WIND OF 19.2 MPH. THE 
HIGHEST SUSTAINED WIND OCCURRED ON THE 5TH WITH A SPEED OF 33 MPH 
OUT OF THE WEST. A PEAK WIND GUST OF 45 MPH OUT OF THE WEST 
SOUTHWEST WAS RECORDED ON THE 5TH. 

THERE WERE 1500 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 56 ABOVE 
THE NORMAL OF 1444. THERE WERE 0 COOLING DEGREE DAYS FOR THE MONTH 
WHICH WAS NORMAL. THE HIGHEST SEA LEVEL PRESSURE READING WAS 30.82 
INCHES REACHED ON THE 27TH AND THE LOWEST SEA LEVEL PRESSURE READING 
WAS 29.16 INCHES REACHED ON THE 4TH. 

THE OUTLOOK FOR JANUARY...NORMAL HIGHS ARE IN THE MID 20S. NORMAL 
LOWS FOR THE MONTH ARE IN THE SINGLE DIGITS ABOVE ZERO. THE LATEST 
CLIMATE PREDICTION CENTER OUTLOOK INDICATES THAT THERE IS A 40% 
CHANCE FOR BELOW NORMAL TEMPERATURES AND A 33% CHANCE FOR BELOW 
NORMAL PRECIPICATION.

 

January Climate Outlook

Normal highs for Duluth, MN begin in the teens at the beginning of the month and remain in the upper teens by the end of January. Normal lows for the month begin in the low single digits above zero and remain there by the end of the month.. Normal precipitation for January is 0.96 inches. Normal snowfall for January is 19.4 inches.

Normal highs for International Falls, MN begin the month in the low teens and warm to the mid teens by the end of January. Normal lows begin the month in the single digits below zero and remain there by the end of the month. Normal precipitation for January is 0.62 inches. Normal snowfall for January is 15.0 inches. 

Normal highs for Brainerd, MN begin the month in the upper teens and warm to the low 20s by the end of January. Normal lows begin in the single digits below zero and remain there by the end of the month. Normal precipitation for January is 0.33 inches. 

Normal highs for Hibbing, MN begin the month in the mid teens and warm to the upper teens by the end of January. Normal lows begin in the single digits below zero and remain there by the end of the month. 

Normal highs for Ashland, WI begin the month in the low 20s and remain there by the end of January. Normal lows begin in the single digits above zero and remain there by the end of the month. 

The latest Climate Prediction Center (CPC) outlook indicates that odds are tilted toward below normal temperatures and precipitation across northeast Minnesota, and northwest Wisconsin for January. 

 

Duluth, MN

Normals for the Month of January
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

10.2

  The Normal, Monthly High Temperature (degrees F)

18.9

  The Normal, Monthly Low Temperature (degrees F)

1.5

 

 

  Normal Monthly Precipitation (inches)

0.96

  Normal Monthly Snowfall (inches)

17.7

 

 

  Normal number of days with Measurable Precipitation

10

  Normal number of days with snow depth of 1 inch or greater

31

 

 

  Normal Heating Degree Days

1771

  Normal Cooling Degree Days

0

 

Records for the Month of January

  Warmest Month (Monthly Average Temperature)

23.7 in 2006

  Coldest  Month (Monthly Average Temperature)

-7.2 in 1912

  Highest Observed Temperature (degrees F)

55 on the 22nd and 23rd in 1942

  Lowest Observed High Temperature (degrees F)

-22 on the 5th in 1912 and on the 9th in 1982

  Lowest Observed Temperature (degrees F)

-41 on January 2nd in 1885

  Highest Observed Low Temperature (degrees F)

35 on the 25th in 1944 and on the 31st in 1993

 

 

  Greatest Monthly Precipitation (inches)

4.70 in 1969

  Least Monthly  Precipitation (inches)

0.13 in 2008

  Greatest Daily Precipitation (inches)

1.18 on the 23rd in 1969

 

 

  Greatest Monthly Snowfall (inches)

46.8 in 1969

  Least Monthly Snowfall (inches)

2.0 in 1921

  Greatest Daily Snowfall (inches)

18.2 on the 26th in 2004

  Greatest Measured Snow Depth (inches)

42 on the 5th in 1997 and on the 30th in 1969


International Falls, MN

Normals for the Month of January
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

4.9

  The Normal, Monthly High Temperature (degrees F)

15.5

  The Normal, Monthly Low Temperature (degrees F)

-5.6

 

 

  Normal Monthly Precipitation (inches)

0.62

  Normal Monthly Snowfall (inches)

12.9

 

 

  Normal number of days with Measurable Precipitation

9

  Normal number of days with snow depth of 1 inch or greater

31

 

 

  Normal Heating Degree Days

1946

  Normal Cooling Degree Days

0

 

Records for the Month of January

  Warmest Month (Monthly Average Temperature)

18.8 in 2006

  Coldest  Month (Monthly Average Temperature)

-10.5 in 1982

  Highest Observed Temperature (degrees F)

49 on the 20th in 1921

  Lowest Observed High Temperature (degrees F)

-29 on the 6th in 1909

  Lowest Observed Temperature (degrees F)

-55 on the 6th in 1909

  Highest Observed Low Temperature (degrees F)

34 on the 9th in 2002

 

 

  Greatest Monthly Precipitation (inches)

3.03 in 1975

  Least Monthly  Precipitation (inches)

0.02 in 1908 

  Greatest Daily Precipitation (inches)

0.95 on the 10th in 1975

 

 

  Greatest Monthly Snowfall (inches)

43.0 in 1975

  Least Monthly Snowfall (inches)

0.2 in 1908

  Greatest Daily Snowfall (inches)

14.1 on the 10th in 1975

  Greatest Measured Snow Depth (inches)

38 on the 24th through 27th in 1982

Brainerd, MN

Normals for the Month of January
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

9.4

  The Normal, Monthly High Temperature (degrees F)

20.8

  The Normal, Monthly Low Temperature (degrees F)

-2.0

 

 

  Normal Monthly Precipitation (inches)

0.80

 

 

  Normal Heating Degree Days

1846

  Normal Cooling Degree Days

0

 

 

Records for the Month of January

 Warmest Month (Monthly Average Temperature)

40.5 in 2002 and 1944

 Coldest  Month (Monthly Average Temperature)

12 in 1966

 Highest Observed Temperature (degrees F)

56 on the 25th in 1981

 Lowest Observed High Temperature (degrees F)

-23 on the 25th in 1904

 Lowest Observed Temperature (degrees F)

-48 on the 15th in 1972

 Highest Observed Low Temperature (degrees F)

36 on the 9th in 2002

 

 

  Greatest Monthly Precipitation (inches)

2.31 in 1969

  Least Monthly  Precipitation (inches)

0.00 in 1908

  Greatest Daily Precipitation (inches)

0.97 on the 5th in 1997

 

 

Hibbing, MN

Normals for the Month of January
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

7.4

  The Normal, Monthly High Temperature (degrees F)

17.9

  The Normal, Monthly Low Temperature (degrees F)

-3.2

 

 

  Normal Heating Degree Days

1853

  Normal Cooling Degree Days

0

 

 

Records for the Month of January 

  Warmest Month (Monthly Average Temperature)

39.0 in 1993 and 1942

  Coldest  Month (Monthly Average Temperature)

11.5 in 1966

  Highest Observed Temperature (degrees F)

51 on the 23rd in 1942

  Lowest Observed High Temperature (degrees F)

-25 on the 14th in 1972

  Lowest Observed Temperature (degrees F)

-50 on the 20th in 1996

 Highest Observed Low Temperature (degrees F)

35 on the 9th in 2002

 

 

Ashland , WI

Normals for the Month of January
(The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)

  The Normal, Monthly Average Temperature (degrees F)

13.7

  The Normal, Monthly High Temperature (degrees F)

23.4

  The Normal, Monthly Low Temperature (degrees F)

4.0

 

 

  Normal Heating Degree Days

1715

  Normal Cooling Degree Days

0

 

 

Records for the Month of January

  Warmest Month (Monthly Average Temperature)

25.9 in 2006

  Coldest  Month (Monthly Average Temperature)

-3.7 in 1912

  Highest Observed Temperature (degrees F)

58 on the 23rd in 1909

  Lowest Observed High Temperature (degrees F)

-16 on the 23rd in 1935

  Lowest Observed Temperature (degrees F)

-41 on the 17th in 1982

 Highest Observed Low Temperature (degrees F)

37 on the 9th in 2002