Climatological Report (Daily)
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
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CDUS43 KFSD 172230
CLIFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
530 PM CDT MON AUG 17 2026
...................................
...THE SIOUX FALLS CLIMATE SUMMARY FOR AUGUST 17 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 86 3:59 PM 101 1947 83 3 85
MINIMUM 57 4:47 AM 40 2012 61 -4 72
AVERAGE 72 72 0 79
PRECIPITATION (IN)
TODAY 0.00 1.16 1902 0.11 -0.11 0.18
1975
MONTH TO DATE 0.83 1.93 -1.10 1.15
SINCE JUN 1 5.27 9.41 -4.14 10.03
SINCE JAN 1 12.73 19.30 -6.57 16.16
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 T
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE JUN 1 15 37 -22 26
SINCE JUL 1 1 5 -4 4
COOLING
TODAY 7 7 0 14
MONTH TO DATE 143 142 1 138
SINCE JUN 1 694 614 80 636
SINCE JAN 1 770 665 105 681
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 6:00 AM
LOWEST 38 12:00 PM
AVERAGE 67
..........................................................
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 101 1983
MINIMUM TEMPERATURE (F) 61 44 2002
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:34 AM CDT SUNSET 8:27 PM CDT
AUGUST 18 2026........SUNRISE 6:35 AM CDT SUNSET 8:25 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$