599
CDUS43 KFSD 182236
CLIFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
436 PM CST THU DEC 18 2025
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR DECEMBER 18 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 43 12:14 AM 60 1923 31 12 26
MINIMUM 11 3:43 PM -27 2016 13 -2 14
AVERAGE 27 22 5 20
PRECIPITATION (IN)
TODAY 0.02 0.38 1957 0.03 -0.01 T
MONTH TO DATE 0.69 0.50 0.19 0.15
SINCE DEC 1 0.69 0.50 0.19 0.15
SINCE JAN 1 20.71 27.52 -6.81 29.70
SNOWFALL (IN)
TODAY 0.5 3.6 2012 0.3 0.2 T
MONTH TO DATE 10.3 5.0 5.3 2.8
SINCE DEC 1 10.3 5.0 5.3 2.8
SINCE JUL 1 18.6 12.6 6.0 3.8
SNOW DEPTH 1
DEGREE DAYS
HEATING
TODAY 38 44 -6 45
MONTH TO DATE 820 731 89 737
SINCE DEC 1 820 731 89 737
SINCE JUL 1 2088 2267 -179 1876
COOLING
TODAY 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 43 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 59 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 25.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
HEAVY SNOW
SNOW
LIGHT SNOW
BLOWING SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 3:00 AM
LOWEST 56 6:00 AM
AVERAGE 74
......................................................
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 54 1894
MINIMUM TEMPERATURE (F) 12 -24 1983
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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