938
CXUS53 KFSD 011653
CLMMHE
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1053 AM CST THU JAN 01 2026
...............................
..THE MITCHELL SD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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 70 12/01/1998
LOW -34 12/29/1917
HIGHEST 53 12/27 MM MM 58 12/07
LOWEST -11 12/14 MM MM 1 12/11
12/20
AVG. MAXIMUM 36.6 31.9 4.7 34.8
AVG. MINIMUM 13.7 14.1 -0.4 17.1
MEAN 25.1 23.0 2.1 26.0
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 9 15.0 -6.0 12
DAYS MIN <= 32 31 30.4 0.6 31
DAYS MIN <= 0 5 4.8 0.2 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.13 1902
MINIMUM 0.00 1896
TOTALS 0.80 0.49 0.31 0.63
DAILY AVG. 0.03 0.02 0.01 0.02
DAYS >= .01 9 4.5 4.5 5
DAYS >= .10 3 1.5 1.5 1
DAYS >= .50 0 0.2 -0.2 1
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.28 12/06 TO 12/06
SNOWFALL (INCHES)
RECORDS
TOTAL 28.5 1968
TOTALS 8.3 MM MM 1.0
SINCE 7/1 15.2 MM MM 1.5
SNOWDEPTH AVG. 2 0
DAYS >= 1.0 2 MM MM 0
GREATEST
SNOW DEPTH 7 12/08 1 12/02
12/03
24 HR TOTAL 4.5R 12/06 TO 12/06
DEGREE DAYS
HEATING TOTAL 1228 1302 -74 1203
SINCE 7/1 2440 2823 -383 2411
COOLING TOTAL 0 0 0 0
SINCE 1/1 987 879 108 878
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WIND (MPH)
AVERAGE WIND SPEED 11.3
HIGHEST WIND SPEED/DIRECTION 48/300 DATE 12/18
HIGHEST GUST SPEED/DIRECTION 64/300 DATE 12/18
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.45
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 78
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 7 FREEZING RAIN 0
LT FREEZING RAIN 2 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 11 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 4
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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