470
CXUS53 KABR 011412
CLMATY
CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
912 AM CDT WED OCT 01 2025
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...THE WATERTOWN SD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1898 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 104 09/10/1931
LOW 9 09/29/1899
HIGHEST 88 09/29 MM MM 88 09/15
09/28
LOWEST 37 09/07 MM MM 40 09/22
AVG. MAXIMUM 75.3 71.6 3.7 79.7
AVG. MINIMUM 53.7 48.6 5.1 52.5
MEAN 64.5 60.1 4.4 66.1
DAYS MAX >= 90 0 0.7 -0.7 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 1.1 -1.1 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.22 1921
MINIMUM 0.12 1953
TOTALS 1.55 2.45 -0.90 0.25
DAYS >= .01 9 8.5 0.5 2
DAYS >= .10 5 4.9 0.1 1
DAYS >= .50 0 1.6 -1.6 0
DAYS >= 1.00 0 0.5 -0.5 0
SNOWFALL (INCHES)
RECORDS
TOTAL 1.2 1942
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 83 193 -110 60
SINCE 7/1 121 246 -125 MM
COOLING TOTAL 74 46 28 100
SINCE 1/1 580 517 63 MM
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST 05/03
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WIND (MPH)
AVERAGE WIND SPEED 8.2
RESULTANT WIND SPEED/DIRECTION 2/170
HIGHEST WIND SPEED/DIRECTION 40/310 DATE 09/04
HIGHEST GUST SPEED/DIRECTION 60/180 DATE 09/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.27
NUMBER OF DAYS FAIR 21
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 4
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 3
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 4
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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