815
CDUS43 KFSD 172230
CLISUX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
530 PM CDT MON AUG 17 2026
...............................
..THE SIOUX CITY IA CLIMATE SUMMARY FOR AUGUST 17 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 83 3:12 PM 104 1936 83 0 93
MINIMUM 56 4:46 AM 43 2012 61 -5 72
AVERAGE 70 72 -2 83
PRECIPITATION (IN)
TODAY 0.01 1.95 1912 0.14 -0.13 0.00
MONTH TO DATE 3.57 2.10 1.47 2.00
SINCE JUN 1 8.30 9.80 -1.50 13.26
SINCE JAN 1 16.67 20.13 -3.46 20.40
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 JUN 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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 6 30 -24 18
SINCE JUL 1 0 4 -4 0
COOLING
TODAY 5 7 -2 18
MONTH TO DATE 139 137 2 154
SINCE JUN 1 747 621 126 745
SINCE JAN 1 880 686 194 790
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 4:00 AM
LOWEST 53 2:00 PM
AVERAGE 77
......................................................
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 104 1936
MINIMUM TEMPERATURE (F) 61 46 2002
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:35 AM CDT SUNSET 8:23 PM CDT
AUGUST 18 2026........SUNRISE 6:36 AM CDT SUNSET 8:22 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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