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 (Sep 2023)
 
...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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            106   09/03/1939
                       09/05/1913
                       09/04/1913
 LOW              30   09/29/1967
                       09/29/1908
HIGHEST           93   09/03         80      13       95  09/21
LOWEST            50   09/18         59      -9       42  09/30
AVG. MAXIMUM    83.5               81.4     2.1     82.9
AVG. MINIMUM    59.6               58.5     1.1     58.7
MEAN            71.6               69.9     1.7     70.8
DAYS MAX >= 90     4                4.4    -0.4        4
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       11.80   1930
 MINIMUM        0.08   1928
TOTALS          5.65               4.06    1.59     1.16
DAILY AVG.      0.19               0.14    0.05     0.04
DAYS >= .01       12                8.0     4.0        2
DAYS >= .10       11                                   1
DAYS >= .50        4                                   1
DAYS >= 1.00       1                1.3    -0.3        1
GREATEST
 24 HR. TOTAL   1.92   09/05 TO 09/06
 STORM TOTAL    1.64
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
 24 HR TOTAL      MM
 SNOW DEPTH       MM   MM
TOTALS           0.0                 MM      MM      0.0
 LIQUID EQUIV   0.00               0.00    0.00     0.00
SINCE 7/1        0.0                 MM      MM       MM
 LIQUID 7/1     0.00               0.00    0.00       MM
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                 MM      MM        0
DAYS >= 1.0        0                                   0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM    MM                           0.0

DEGREE DAYS
HEATING TOTAL      0                 34     -34       16
 SINCE 7/1         0                 33     -33       MM
COOLING TOTAL    202                182      20      198
 SINCE 1/1      1518               1429      89       MM

FREEZE DATES
RECORD
 EARLIEST     09/13/1902
 LATEST       05/17/1912
EARLIEST                        MM
LATEST                          04/24
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.4
HIGHEST WIND SPEED/DIRECTION    31/170    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    43/260    DATE  09/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          1


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       7
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      2
HAZE                      0

-  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 83.5 (+2.1) WAS TIED FOR THE 13TH
HOTTEST AND WARMEST SINCE 2021.

THE AVERAGE LOW TEMPERATURE OF 59.6 (+1.1) WAS TIED FOR THE 24TH
HOTTEST AND WARMEST SINCE 2021.

THE AVERAGE TEMPERATURE OF 71.6 (+1.7) WAS THE 19TH HOTTEST AND
WARMEST SINCE 2021.

THE MONTHLY HIGH, LOW, AND MONTH AVERAGE TEMPERATURES WERE ABOVE THE
30-YEAR CLIMATOLOGICAL AVERAGES BY AN AMOUNT OF 1 TO 2 DEGREES.

.DAILY TEMPERATURES...
DAILY TEMPERATURES WERE AVERAGE ON 1 DAY.
DAILY TEMPERATURES WERE ABOVE AVERAGE ON 16 DAYS.
DAILY TEMPERATURES WERE BELOW AVERAGE ON 13 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 5.65 (+1.59) WAS THE 13TH WETTEST ON
RECORD AND WETTEST SINCE 2010.

.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.

.ADDITIONAL SIGNIFICANT EVENTS DURING THE MONTH...
NO ADDITIONAL SIGNIFICANT EVENTS OCCURRED DURING THE MONTH.