634
CDUS43 KFSD 302221
CLIFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
521 PM CDT TUE SEP 30 2025
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR SEPTEMBER 30 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 81 12:25 PM 93 2023 70 11 81
MINIMUM 64 6:44 AM 20 1895 46 18 52
AVERAGE 73 58 15 67
PRECIPITATION (IN)
TODAY 0.00 2.71 1977 0.08 -0.08 0.00
MONTH TO DATE 0.22 2.73 -2.51 0.04
SINCE SEP 1 0.22 2.73 -2.51 0.04
SINCE JAN 1 18.04 23.44 -5.40 26.91
SNOWFALL (IN)
TODAY 0.0 T 1947 0.0 0.0 0.0
1961
1985
MONTH TO DATE T 0.0 0.0 0.0
SINCE SEP 1 T 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 8 -8 0
MONTH TO DATE 54 126 -72 27
SINCE SEP 1 54 126 -72 27
SINCE JUL 1 76 143 -67 32
COOLING
TODAY 8 1 7 2
MONTH TO DATE 120 89 31 147
SINCE SEP 1 120 89 31 147
SINCE JAN 1 878 839 39 823
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 10.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 7:00 AM
LOWEST 42 3:00 PM
AVERAGE 59
......................................................
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 95 2023
MINIMUM TEMPERATURE (F) 45 23 1974
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 7:24 AM CDT SUNSET 7:09 PM CDT
OCTOBER 1 2025.......SUNRISE 7:25 AM CDT SUNSET 7:07 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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