652
CXUS53 KFSD 011935
CLMFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
235 PM CDT TUE SEP 01 2026
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 109 08/24/1936
LOW 34 08/20/1950
08/29/1893
HIGHEST 98 08/30 MM MM 89 08/19
LOWEST 49 08/05 MM MM 44 08/25
08/26
AVG. MAXIMUM 85.3 82.8 2.5 80.9
AVG. MINIMUM 61.8 61.1 0.7 61.3
MEAN 73.6 72.0 1.6 71.1
DAYS MAX >= 90 7 3.5 3.5 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.33 1932
MINIMUM 0.36 1907
TOTALS 1.21 3.34 -2.13 2.81
DAILY AVG. 0.04 0.11 -0.07 0.09
DAYS >= .01 9 9.4 -0.4 9
DAYS >= .10 3 5.4 -2.4 5
DAYS >= .50 1 2.5 -1.5 2
DAYS >= 1.00 0 1.1 -1.1 1
GREATEST
24 HR. TOTAL 0.76 08/12 TO 08/13
DEGREE DAYS
HEATING TOTAL 1 12 -11 18
SINCE 7/1 1 13 -12 22
COOLING TOTAL 274 227 47 215
SINCE 1/1 901 750 151 758
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WIND (MPH)
AVERAGE WIND SPEED 8.5
HIGHEST WIND SPEED/DIRECTION 29/170 DATE 08/03
HIGHEST GUST SPEED/DIRECTION 41/170 DATE 08/03
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.45
NUMBER OF DAYS FAIR 11
NUMBER OF DAYS PC 17
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 2
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 10 FOG W/VIS <= 1/4 MILE 0
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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