564
CDUS43 KFSD 180635
CLIFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1235 AM CST THU DEC 18 2025
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR DECEMBER 17 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 43 8:33 PM 56 1962 31 12 30
MINIMUM 24 7:58 AM -24 1922 13 11 19
AVERAGE 34 22 12 25
PRECIPITATION (IN)
YESTERDAY 0.02 0.55 1908 0.02 0.00 0.05
MONTH TO DATE 0.67 0.47 0.20 0.15
SINCE DEC 1 0.67 0.47 0.20 0.15
SINCE JAN 1 20.69 27.49 -6.80 29.70
SNOWFALL (IN)
YESTERDAY 0.0 5.5 1908 0.3 -0.3 1.0
MONTH TO DATE 9.8 4.7 5.1 2.8
SINCE DEC 1 9.8 4.7 5.1 2.8
SINCE JUL 1 18.1 12.3 5.8 3.8
SNOW DEPTH 2
DEGREE DAYS
HEATING
YESTERDAY 31 43 -12 40
MONTH TO DATE 782 687 95 692
SINCE DEC 1 782 687 95 692
SINCE JUL 1 2050 2223 -173 1831
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 927 847 80 835
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WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 13.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 8:00 AM
LOWEST 55 1:00 PM
AVERAGE 78
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THE SIOUX FALLS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 60 1923
MINIMUM TEMPERATURE (F) 13 -27 2016
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 7:55 AM CST SUNSET 4:52 PM CST
DECEMBER 19 2025......SUNRISE 7:56 AM CST SUNSET 4:52 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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