Climatological Report (Monthly)
Issued by NWS Aberdeen, SD

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469
CXUS53 KABR 011412
CLMABR

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
912 AM CDT WED OCT 01 2025

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

...THE ABERDEEN SD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            107   09/10/1931
 LOW              11   09/29/1939
HIGHEST           87   09/26         MM      MM       92  09/28
LOWEST            33   09/07         MM      MM       36  09/22
AVG. MAXIMUM    77.7               74.9     2.8     82.6
AVG. MINIMUM    51.5               46.8     4.7     52.8
MEAN            64.6               60.9     3.7     67.7
DAYS MAX >= 90     0                1.5    -1.5        3
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                1.9    -1.9        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.00   1921
 MINIMUM        0.01   2012
TOTALS          2.26               1.99    0.27     0.42
DAYS >= .01        8                7.7     0.3        5
DAYS >= .10        3                4.1    -1.1        2
DAYS >= .50        2                1.4     0.6        0
DAYS >= 1.00       1                0.3     0.7        0

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.6   1903
 SNOW DEPTH       MM   MM
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1          T                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     87                180     -93       42
 SINCE 7/1       122                215     -93       MM
COOLING TOTAL     79                 56      23      129
 SINCE 1/1       643                626      17       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          05/03
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
RESULTANT WIND SPEED/DIRECTION   1/120
HIGHEST WIND SPEED/DIRECTION    39/320    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    54/330    DATE  09/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.24
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      5
HAZE                      3

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

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