National Weather Service United States Department of Commerce

 

January  2019 ended up a little warmer and wetter at Jackson and London.  Jackson was a little 

over a 1/2 degree warmer while London was nearly 1 degree above normal.  For precipitation,

Jackson was almost 2/3rds of an inch wetter while London finished January over an inch a 1/4 above

normal. Jackson also measured 2.3 inches of snow last month which is nearly 5 inches below normal

for the month. The following are January climate summaries for each location as well as the January 

Local Climatological Data reports for Jackson and London:

 

Jackson Kentucky data:

 

...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1981 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              78   01/31/2002
 LOW              -18   01/19/1994
                        01/21/1985
                        01/20/1985
HIGHEST            67   01/07        66       1       69  01/11
                                                          01/10
LOWEST              4   01/30         4       0        0  01/02
AVG. MAXIMUM     43.2              43.1     0.1     42.0
AVG. MINIMUM     27.7              26.8     0.9     23.1
MEAN             35.5              34.9     0.6     32.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      7               6.1     0.9       10
DAYS MIN <= 32     19              20.7    -1.7       20
DAYS MIN <= 0       0               0.5    -0.5        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.28   1994
 MINIMUM         0.80   1981
TOTALS           4.26              3.61    0.65     1.92
DAILY AVG.       0.14              0.12    0.02     0.06
DAYS >= .01        15              14.1     0.9       13
DAYS >= .10         8               7.3     0.7        5
DAYS >= .50         3               2.4     0.6        0
DAYS >= 1.00        1               0.8     0.2        0
GREATEST
 24 HR. TOTAL    1.26   01/19 TO 01/20              0.47

SNOWFALL (INCHES)
RECORDS
 TOTAL           26.3   1994
TOTALS            2.3               7.1    -4.8      6.8
SINCE 7/1         5.2              12.6    -7.4      7.8
SNOWDEPTH AVG.      0                 2      -2        0
DAYS >= 1.0         0               2.2    -2.2        3
GREATEST
 SNOW DEPTH         1   01/29                          3
                        01/20
 24 HR TOTAL      0.8   01/20 TO 01/20               4.1

DEGREE_DAYS
HEATING TOTAL     908               932     -24      999
 SINCE 7/1       2576              2566      10     2601
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.9
HIGHEST WIND SPEED/DIRECTION    26/300    DATE  01/08
HIGHEST GUST SPEED/DIRECTION    49/280    DATE  01/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       8
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW               11     SLEET                      1
FOG                      18     FOG W/VIS <= 1/4 MILE      3
HAZE                      0

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$

 

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   JACKSON KY
                                          MONTH:     JANUARY
                                          YEAR:      2019
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  58  43  51  16  14   0 0.00  0.0    0  4.5 15 280   M    M  10        25 250
 2  46  41  44   9  21   0    T  0.0    0  2.5  9 230   M    M  10        18 250
 3  44  37  41   6  24   0 0.02  0.0    0  1.9 10 260   M    M   7 1      15 270
 4  56  37  47  12  18   0 0.19  0.0    0  4.7 20 270   M    M   4 1      31 250
 5  53  37  45  10  20   0 0.37  0.0    0  6.8 16 270   M    M   5 1      30 280
 6  57  39  48  13  17   0 0.00  0.0    0  3.1  9 220   M    M   0        17 200
 7  67  44  56  21   9   0    T  0.0    0  6.9 16 190   M    M   0        33 200
 8  66  42  54  19  11   0 0.00  0.0    0 10.2 26 300   M    M   7        49 280
 9  41  23  32  -3  33   0    T    T    0  9.9 22 290   M    M   7        38 270
10  28  20  24 -11  41   0    T    T    0  3.7 12 310   M    M   6        21 310
11  37  18  28  -7  37   0 0.00  0.0    0  2.4  8  90   M    M   0        13  90
12  36  28  32  -3  33   0 0.57  0.4    T  3.4  8  60   M    M  10 146    17  70
13  38  31  35   0  30   0 0.30  0.0    0  2.5  7  60   M    M  10 12     12  70
14  31  29  30  -5  35   0    T    T    T  3.4  8 300   M    M  10 12     13 280
15  31  26  29  -6  36   0 0.00  0.0    0  3.9 10 230   M    M   9 1      17 260
16  34  30  32  -3  33   0    T  0.0    0  2.3  8 210   M    M  10 16     15 240
17  41  33  37   2  28   0 0.24  0.0    0  3.2  8 220   M    M  10 1      14 230
18  42  38  40   5  25   0 0.01  0.0    0  2.9 10 300   M    M  10 1      15 280
19  53  38  46  11  19   0 1.19  0.0    0  5.6 21 310   M    M   8 1      31 300
20  42  10  26  -9  39   0 0.07  0.8    1  9.7 20 300   M    M   6 1      33 290
21  22   6  14 -21  51   0 0.00  0.0    T  1.6  6  70   M    M   0        13 100
22  50  15  33  -2  32   0 0.00  0.0    T  3.7 13 200   M    M   2        25 220
23  58  43  51  16  14   0 0.92  0.0    0  7.0 15 200   M    M   9 1      31 180
24  50  25  38   3  27   0 0.24  0.2    T  7.1 21 300   M    M  10 1      38 300
25  31  20  26  -9  39   0    T    T    T  5.6 17 280   M    M   3        28 270
26  37  21  29  -6  36   0    T  0.1    T  4.7 12 250   M    M   6        18 250
27  43  31  37   2  28   0 0.01    T    0  5.7 15 310   M    M   8 1      26 260
28  56  28  42   6  23   0 0.03  0.0    0  5.6 15 210   M    M   4 1      26 210
29  42  18  30  -6  35   0 0.09  0.5    1  8.5 18 300   M    M   6 1      26 300
30  23   4  14 -22  51   0 0.01  0.3    T  7.5 25 280   M    M   5 129    42 300
31  26   5  16 -20  49   0 0.00  0.0    0  2.1  7 210   M    M   8        12 260
================================================================================
SM 1339  860       908   0  4.26     2.3 152.6          M      200
================================================================================
AV 43.2 27.7                               4.9 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 26 300               # 49  280
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  JACKSON KY
                                          MONTH:    JANUARY
                                          YEAR:     2019
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 35.5   TOTAL FOR MONTH:   4.26    1 = FOG OR MIST
DPTR FM NORMAL:   0.6   DPTR FM NORMAL:    0.65    2 = FOG REDUCING VISIBILITY
HIGHEST:    67 ON  7    GRTST 24HR  1.26 ON 19-20      TO 1/4 MILE OR LESS
LOWEST:      4 ON 30                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   2.3 INCHES  5 = HAIL
                        GRTST 24HR   0.8 ON 20-20  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   1 ON 29,20  7 = DUSTSTORM OR SANDSTORM:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW
                                                   X = TORNADO
MAX 32 OR BELOW:   7    0.01 INCH OR MORE:  15
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   8
MIN 32 OR BELOW:  19    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   908    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL   -24    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1  2576    CLOUDY (SCALE 8-10) 11
DPTR FM NORMAL    10

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.60 ON 21
DPTR FM NORMAL     0    LOWEST  SLP 29.37 ON 19

[REMARKS]
CORRECTED GRTST24 HR PRECIPITATION.
#FINAL-01-19#

 

London Kentucky data:

 

...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1954 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              74   01/31/2002
                        01/22/1999
                        01/24/1972
 LOW              -25   01/19/1994
HIGHEST            67   01/07        MM      MM       66  01/10
LOWEST              9   01/31        MM      MM       -7  01/17
                        01/30
                        01/21
AVG. MAXIMUM     44.3              44.8    -0.5     42.9
AVG. MINIMUM     28.6              26.4     2.2     20.9
MEAN             36.5              35.6     0.9     32.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      6               4.6     1.4       10
DAYS MIN <= 32     19              21.7    -2.7       20
DAYS MIN <= 0       0               0.6    -0.6        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.09   1957
 MINIMUM         1.07   1981
TOTALS           4.80              3.54    1.26     1.51
DAILY AVG.       0.15              0.11    0.04     0.05
DAYS >= .01        13              11.3     1.7       12
DAYS >= .10        10               6.9     3.1        6
DAYS >= .50         4               2.5     1.5        0
DAYS >= 1.00        2               0.8     1.2        0
GREATEST
 24 HR. TOTAL    1.54   01/23 TO 01/24              0.38

SNOWFALL (INCHES)
RECORDS
 TOTAL           17.6   1978
TOTALS             MM               4.5      MM       MM
SINCE 7/1          MM               5.6      MM       MM
SNOWDEPTH AVG.     MM                 2      MM       MM
DAYS >= 1.0        MM               1.9      MM       MM
GREATEST
 SNOW DEPTH        MM                                 MM
 24 HR TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL     877               911     -34      942
 SINCE 7/1       2567              2563       4     2607
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
HIGHEST WIND SPEED/DIRECTION    31/180    DATE  01/23
HIGHEST GUST SPEED/DIRECTION    47/180    DATE  01/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       7
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                7     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$

 

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LONDON KY
                                          MONTH:     JANUARY
                                          YEAR:      2019
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  57  46  52  16  13   0 0.00    M    M  5.5 14 290   M    M  10        20 260
 2  47  43  45   9  20   0 0.15    M    M  4.1 12 190   M    M   9 1      16 200
 3  44  39  42   6  23   0 0.12    M    M  2.2  8 290   M    M   9 1      12 240
 4  58  38  48  12  17   0 0.50    M    M  6.2 23 260   M    M   8 13     36 250
 5  51  36  44   8  21   0 0.20    M    M  8.0 20 250   M    M   4 1      28 260
 6  61  31  46  11  19   0 0.00    M    M  1.4  8 250   M    M   0        12 240
 7  67  44  56  21   9   0    T    M    M  8.8 26 210   M    M   1        39 190
 8  65  41  53  18  12   0 0.00    M    M 13.1 30 250   M    M   6        45 260
 9  41  28  35   0  30   0 0.00    M    M 12.2 22 290   M    M   4        31 300
10  31  21  26  -9  39   0 0.00    M    M  6.3 14 340   M    M   4        20 320
11  41  18  30  -5  35   0    T    M    M  3.6  9  20   M    M   2        12  20
12  41  31  36   1  29   0 0.56    M    M  4.6  9  90   M    M   9 1      14 100
13  44  33  39   4  26   0 0.21    M    M  3.9 10 340   M    M  10 1      14 340
14  33  29  31  -4  34   0 0.01    M    M  4.8  9 340   M    M  10 1      12 340
15  32  23  28  -7  37   0 0.00    M    M  3.5 12 260   M    M   7 1      16 220
16  37  31  34  -1  31   0 0.00    M    M  4.3 13 240   M    M  10 1      15 250
17  43  35  39   4  26   0 0.20    M    M  4.4 10 180   M    M  10 1      16 200
18  44  39  42   7  23   0    T    M    M  4.3  9 350   M    M  10 1      12  90
19  55  38  47  12  18   0 1.27    M    M  6.2 24 300   M    M   7 1      31 290
20  38  13  26  -9  39   0    T    M    M 12.2 22 300   M    M   8 8      37 290
21  25   9  17 -19  48   0 0.00    M    M  3.8 10 120   M    M   0        13  80
22  47  18  33  -3  32   0 0.00    M    M  7.2 21 180   M    M   3        26 210
23  58  46  52  16  13   0 1.41    M    M 11.6 31 180   M    M   9 1      47 180
24  50  26  38   2  27   0 0.13    M    M  9.2 23 300   M    M  10 1      32 300
25  31  22  27  -9  38   0 0.00    M    M  7.9 16 300   M    M   3        23 270
26  39  21  30  -6  35   0 0.00    M    M  6.2 15 250   M    M   5        20 250
27  46  27  37   1  28   0 0.00    M    M  5.1 13 270   M    M   7        18 220
28  55  25  40   4  25   0 0.03    M    M  7.6 22 240   M    M   M        33 240
29  41  19  30  -6  35   0 0.01    M    M  9.8 18 290   M    M   7 1      27 280
30  24   9  17 -19  48   0    T    M    M 10.8 26 300   M    M   5 1      35 300
31  26   9  18 -19  47   0    T    M    M  2.0  7 230   M    M   7        12 200
================================================================================
SM 1372  888       877   0  4.80    M    200.8          M      194
================================================================================
AV 44.3 28.7                               6.5 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 31 180               # 47  180
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  LONDON KY
                                          MONTH:    JANUARY
                                          YEAR:     2019
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 36.5   TOTAL FOR MONTH:   4.80    1 = FOG OR MIST
DPTR FM NORMAL:   0.9   DPTR FM NORMAL:    1.26    2 = FOG REDUCING VISIBILITY
HIGHEST:    67 ON  7    GRTST 24HR  1.54 ON 23-24      TO 1/4 MILE OR LESS
LOWEST:      9 ON 31,30                            3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    M          5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    7 = DUSTSTORM OR SANDSTORM:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW
                                                   X = TORNADO
MAX 32 OR BELOW:   6    0.01 INCH OR MORE:  13
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:  10
MIN 32 OR BELOW:  19    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2

[HDD (BASE 65) ]
TOTAL THIS MO.   877    CLEAR  (SCALE 0-3)   5
DPTR FM NORMAL   -34    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1  2567    CLOUDY (SCALE 8-10) 11
DPTR FM NORMAL     4

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.60 ON 21
DPTR FM NORMAL     0    LOWEST  SLP 29.39 ON 19

[REMARKS]
CORRECTED GRTST 24HR PRECIPITATION.
#FINAL-01-19#