651
CXUS53 KFSD 012035
CLMFSD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
335 PM CDT FRI MAY 01 2026
...............................
..THE SIOUX FALLS CLIMATE SUMMARY FOR THE MONTH OF APRIL 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 98 04/28/1910
LOW 4 04/03/1936
HIGHEST 88 04/22 MM MM 80 04/28
LOWEST 16 04/07 MM MM 22 04/08
AVG. MAXIMUM 60.8 59.0 1.8 62.2
AVG. MINIMUM 34.5 35.5 -1.0 36.4
MEAN 47.6 47.2 0.4 49.3
DAYS MAX >= 90 0 0.1 -0.1 0
DAYS MAX <= 32 0 0.8 -0.8 0
DAYS MIN <= 32 12 12.6 -0.6 9
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.97 2001
MINIMUM 0.02 1926
TOTALS 2.37 3.00 -0.63 1.87
DAILY AVG. 0.08 0.10 -0.02 0.06
DAYS >= .01 11 10.2 0.8 10
DAYS >= .10 5 6.1 -1.1 5
DAYS >= .50 2 1.9 0.1 1
DAYS >= 1.00 0 0.6 -0.6 0
GREATEST
24 HR. TOTAL 1.53 04/26 TO 04/27
SNOWFALL (INCHES)
RECORDS
TOTAL 31.4 2018
TOTALS 0.1 5.1 -5.0 0.4
SINCE 7/1 30.4 45.2 -14.8 MM
SNOWDEPTH AVG. T -1
DAYS >= 1.0 0 1.3 -1.3 0
GREATEST
SNOW DEPTH T 04/04 T 04/01
24 HR TOTAL 0.1 04/04 TO 04/04
DEGREE DAYS
HEATING TOTAL 522 538 -16 463
SINCE 7/1 6280 6988 -708 MM
COOLING TOTAL 10 5 5 0
SINCE 1/1 10 6 4 MM
............................................................
WIND (MPH)
AVERAGE WIND SPEED 11.9
HIGHEST WIND SPEED/DIRECTION 36/320 DATE 04/17
36/180 04/22
36/310 04/23
HIGHEST GUST SPEED/DIRECTION 49/360 DATE 04/17
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.58
NUMBER OF DAYS FAIR 5
NUMBER OF DAYS PC 18
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 62
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 1 HAIL 2
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 4 SLEET 3
FOG 9 FOG W/VIS <= 1/4 MILE 1
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page