309
CDUS43 KFSD 152220
CLISUX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
520 PM CDT MON SEP 15 2025
...............................
..THE SIOUX CITY IA CLIMATE SUMMARY FOR SEPTEMBER 15 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1889 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 86 2:59 PM 98 1955 77 9 88
MINIMUM 58 6:30 AM 32 2007 52 6 60
2011
AVERAGE 72 64 8 74
PRECIPITATION (IN)
TODAY 0.00 2.87 1988 0.08 -0.08 0.00
MONTH TO DATE 1.24 1.48 -0.24 T
SINCE SEP 1 1.24 1.48 -0.24 T
SINCE JAN 1 23.65 23.45 0.20 28.17
SNOWFALL (IN)
TODAY 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
TODAY 0 4 -4 0
MONTH TO DATE 49 35 14 15
SINCE SEP 1 49 35 14 15
SINCE JUL 1 64 50 14 20
COOLING
TODAY 7 3 4 9
MONTH TO DATE 57 59 -2 55
SINCE SEP 1 57 59 -2 55
SINCE JAN 1 921 827 94 783
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 3:00 AM
LOWEST 55 3:00 PM
AVERAGE 76
......................................................
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 97 1955
MINIMUM TEMPERATURE (F) 51 33 1903
SUNRISE AND SUNSET
SEPTEMBER 15 2025.....SUNRISE 7:06 AM CDT SUNSET 7:35 PM CDT
SEPTEMBER 16 2025.....SUNRISE 7:07 AM CDT SUNSET 7:33 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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