842
CDUS43 KFSD 180631
CLISUX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
131 AM CDT FRI SEP 18 2026
...............................
..THE SIOUX CITY IA CLIMATE SUMMARY FOR SEPTEMBER 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1889 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 76 4:25 PM 103 1895 77 -1 72
MINIMUM 63 6:45 AM 33 1980 51 12 62
AVERAGE 70 64 6 67
PRECIPITATION (IN)
YESTERDAY 0.13 2.82 1926 0.09 0.04 0.44
MONTH TO DATE 1.78 1.66 0.12 2.05
SINCE SEP 1 1.78 1.66 0.12 2.05
SINCE JAN 1 18.73 23.63 -4.90 24.46
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 11 43 -32 49
SINCE SEP 1 11 43 -32 49
SINCE JUL 1 11 58 -47 64
COOLING
YESTERDAY 5 3 2 2
MONTH TO DATE 131 65 66 69
SINCE SEP 1 131 65 66 69
SINCE JAN 1 1122 833 289 933
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 6.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 71 3:00 PM
AVERAGE 84
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THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 101 1895
MINIMUM TEMPERATURE (F) 50 30 1901
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 7:09 AM CDT SUNSET 7:30 PM CDT
SEPTEMBER 19 2026.....SUNRISE 7:10 AM CDT SUNSET 7:28 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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