598
CXUS53 KABR 020646
CLMPIR

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
146 AM CDT TUE SEP 02 2025

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

...THE PIERRE SD CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            114   08/15/1988
                       08/14/1937
 LOW              39   08/31/1974
                       08/12/1964
HIGHEST          104   08/13         MM      MM      102  08/03
LOWEST            45   08/25         MM      MM       44  08/09
AVG. MAXIMUM    87.5               86.6     0.9     85.3
AVG. MINIMUM    61.4               59.4     2.0     59.9
MEAN            74.5               73.0     1.5     72.6
DAYS MAX >= 90    13               12.2     0.8       10
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        5.43   1951
 MINIMUM        0.04   2001
TOTALS          3.76               1.95    1.81     3.54
DAYS >= .01        9                7.9     1.1       12
DAYS >= .10        5                3.9     1.1        4
DAYS >= .50        2                1.1     0.9        2
DAYS >= 1.00       2                0.4     1.6        1

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

DEGREE DAYS
HEATING TOTAL      8                 15      -7        9
 SINCE 7/1        14                 17      -3       MM
COOLING TOTAL    309                262      47      254
 SINCE 1/1       840                739     101       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          04/29
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.9
RESULTANT WIND SPEED/DIRECTION   5/110
HIGHEST WIND SPEED/DIRECTION    53/030    DATE  08/22
HIGHEST GUST SPEED/DIRECTION    71/030    DATE  08/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.26
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       3
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      6
HAZE                      5

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

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