004
CXUS53 KFSD 012046
CLMFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
346 PM CDT MON JUN 01 2026
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR THE MONTH OF MAY 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
............................................................
TEMPERATURE (F)
RECORD
HIGH 104 05/30/1934
LOW 17 05/04/1967
HIGHEST 91 05/27 MM MM 88 05/09
05/11
LOWEST 25 05/06 MM MM 35 05/03
05/18
AVG. MAXIMUM 72.9 70.8 2.1 71.8
AVG. MINIMUM 45.6 47.5 -1.9 46.1
MEAN 59.2 59.1 0.1 59.0
DAYS MAX >= 90 2 0.5 1.5 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 4 1.4 2.6 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.42 1898
MINIMUM 0.10 1934
TOTALS 4.20 3.86 0.34 2.20
DAILY AVG. 0.14 0.12 0.02 0.07
DAYS >= .01 8 12.1 -4.1 8
DAYS >= .10 4 7.1 -3.1 6
DAYS >= .50 3 2.8 0.2 2
DAYS >= 1.00 2 0.8 1.2 0
GREATEST
24 HR. TOTAL 1.69 05/24 TO 05/24
SNOWFALL (INCHES)
RECORDS
TOTAL 3.0 1944
TOTALS T 0.1 -0.1 0.0
SINCE 7/1 30.4 45.3 -14.9 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.1 -0.1 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL T 05/24 TO 05/24
05/18 TO 05/18
05/17 TO 05/17
DEGREE DAYS
HEATING TOTAL 237 227 10 223
SINCE 7/1 6517 7215 -698 6543
COOLING TOTAL 66 45 21 45
SINCE 1/1 76 51 25 45
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WIND (MPH)
AVERAGE WIND SPEED 9.5
HIGHEST WIND SPEED/DIRECTION 35/180 DATE 05/14
HIGHEST GUST SPEED/DIRECTION 48/180 DATE 05/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.53
NUMBER OF DAYS FAIR 9
NUMBER OF DAYS PC 16
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 58
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 3
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 3
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 5 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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