863
CDUS43 KFSD 182229
CLIFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
529 PM CDT FRI SEP 18 2026
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR SEPTEMBER 18 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 69 3:59 PM 94 1947 75 -6 78
MINIMUM 61 3:30 AM 27 1902 51 10 60
AVERAGE 65 63 2 69
PRECIPITATION (IN)
TODAY 0.89 2.07 1986 0.09 0.80 0.00
MONTH TO DATE 3.18 1.63 1.55 0.13
SINCE SEP 1 3.18 1.63 1.55 0.13
SINCE JAN 1 16.29 22.34 -6.05 17.95
SNOWFALL (IN)
TODAY 0.0 T 1929 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 T
SINCE SEP 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 5 -5 0
MONTH TO DATE 20 49 -29 48
SINCE SEP 1 20 49 -29 48
SINCE JUL 1 21 66 -45 70
COOLING
TODAY 0 3 -3 4
MONTH TO DATE 128 70 58 86
SINCE SEP 1 128 70 58 86
SINCE JAN 1 1029 820 209 844
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 12.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 93 4:00 PM
AVERAGE 95
......................................................
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 100 1895
MINIMUM TEMPERATURE (F) 51 27 1991
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 7:10 AM CDT SUNSET 7:31 PM CDT
SEPTEMBER 19 2026.....SUNRISE 7:11 AM CDT SUNSET 7:30 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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