National Weather Service United States Department of Commerce
Climate Data
Monthly Numbers
Interested in temperature and precipitation numbers in Harrison? Check them out on a monthly basis below.
 
Climate Summary (May 2023)
 
...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1891 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   05/29/1926
                       05/28/1926
 LOW              26   05/02/1911
                       05/01/1903
HIGHEST           87   05/08         76      11       91  05/12
LOWEST            43   05/01         56     -13       45  05/04
AVG. MAXIMUM    78.2               76.6     1.6     76.7
AVG. MINIMUM    56.2               55.8     0.4     57.7
MEAN            67.2               66.2     1.0     67.2
DAYS MAX >= 90     0                0.7    -0.7        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       16.87   1961
 MINIMUM        0.59   2012
TOTALS          5.21               4.81    0.40     6.64
DAILY AVG.      0.17               0.16    0.01     0.21
DAYS >= .01       13               11.8     1.2       13
DAYS >= .10        7                                   9
DAYS >= .50        4                                   3
DAYS >= 1.00       2                1.4     0.6        3
GREATEST
 24 HR. TOTAL   2.31   05/10 TO 05/11
 STORM TOTAL    1.44
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.1   2013
 24 HR TOTAL     0.1   05/03/2013 TO 05/03/2013
 SNOW DEPTH        T   05/03/2013
TOTALS           0.0                0.0     0.0      0.0
 LIQUID EQUIV   0.00               0.00    0.00     0.00
SINCE 7/1       15.1               11.5     3.6       MM
 LIQUID 7/1     1.51               1.00    0.51       MM
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                 MM      MM        0
DAYS >= 1.0        0                                   0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     0.0    MM                           0.0

DEGREE DAYS
HEATING TOTAL     51                 75     -24       80
 SINCE 7/1      3546               3881    -335       MM
COOLING TOTAL    126                112      14      155
 SINCE 1/1       150                152      -2       MM

FREEZE DATES
RECORD
 EARLIEST     09/13/1902
 LATEST       05/17/1912
EARLIEST                        10/18
LATEST                          04/14
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.5
HIGHEST WIND SPEED/DIRECTION    23/160    DATE  05/10
HIGHEST GUST SPEED/DIRECTION    32/330    DATE  05/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.33
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          2


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       6
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SLEET                      0
FOG                      13     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.

&&

.MONTHLY AVERAGES...
THE AVERAGE HIGH TEMPERATURE OF 78.2 (+1.6) WAS TIED FOR THE 55TH
HOTTEST AND WARMEST SINCE 2018.

THE AVERAGE LOW TEMPERATURE OF 56.2 (+0.4) WAS THE 37TH HOTTEST AND
WARMEST SINCE 2022.

THE AVERAGE TEMPERATURE OF 67.2 (+1.0) WAS TIED FOR THE 42TH HOTTEST
AND WARMEST SINCE 2022.

THE MONTHLY LOW TEMPERATURES WERE NEAR THE 30-YEAR CLIMATOLOGICAL
AVERAGES. THE MONTHLY HIGH AND AVERAGE TEMPERATURES WERE SLIGHTLY
ABOVE THE 30-YEAR CLIMATOLOGICAL AVERAGES.

.DAILY TEMPERATURES...
DAILY TEMPERATURES WERE AVERAGE ON 1 DAY.
DAILY TEMPERATURES WERE ABOVE AVERAGE ON 16 DAYS.
DAILY TEMPERATURES WERE BELOW AVERAGE ON 14 DAYS.

.DAILY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...
NO DAILY TEMPERATURE RECORDS WERE TIED OR BROKEN.

.MONTHLY RAINFALL...
THE MONTHLY RAINFALL TOTAL OF 5.21 WAS TIED FOR THE 49TH WETTEST ON
RECORD AND WETTEST SINCE 2022. THE MONTHLY RAINFALL WAS +0.40 ABOVE
AVERAGE FOR THE MONTH.

.DAILY RAINFALL RECORDS TIED OR BROKEN DURING THE MONTH...
NO DAILY RAINFALL RECORDS WERE TIED OR BROKEN.

.MONTHLY SNOWFALL...
NO DAILY SNOWFALL WAS RECORDED.

.DAILY SNOWFALL RECORDS TIED OR BROKEN DURING THE MONTH...
NO DAILY SNOWFALL RECORDS WERE TIED OR BROKEN.