651
CXUS53 KFSD 012035
CLMFSD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
335 PM CDT FRI MAY 01 2026

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...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.

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