376
CXUS53 KFSD 021859
CLMFSD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
159 PM CDT MON JUN 02 2025

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...THE SIOUX FALLS CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2025

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           88   05/09         MM      MM       91  05/17
                       05/11
LOWEST            35   05/03         MM      MM       36  05/05
                       05/18
AVG. MAXIMUM    71.8               70.8     1.0     72.9
AVG. MINIMUM    46.1               47.5    -1.4     47.9
MEAN            59.0               59.1    -0.1     60.4
DAYS MAX >= 90     0                0.5    -0.5        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                1.4    -1.4        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.42   1898
 MINIMUM        0.10   1934
TOTALS          2.20               3.86   -1.66     4.64
DAILY AVG.      0.07               0.12   -0.05     0.15
DAYS >= .01        8               12.1    -4.1       17
DAYS >= .10        6                7.1    -1.1       10
DAYS >= .50        2                2.8    -0.8        4
DAYS >= 1.00       0                0.8    -0.8        1
GREATEST
 24 HR. TOTAL   0.70   05/19 TO 05/19

SNOWFALL (INCHES)
RECORDS
 TOTAL           3.0   1944
TOTALS           0.0                0.1    -0.1      0.0
SINCE 7/1       16.2               45.3   -29.1     25.2
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.1    -0.1        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    223                227      -4      160
 SINCE 7/1      6543               7215    -672     5850
COOLING TOTAL     45                 45       0       25
 SINCE 1/1        45                 51      -6       30
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.3
HIGHEST WIND SPEED/DIRECTION    36/080    DATE  05/19
HIGHEST GUST SPEED/DIRECTION    49/270    DATE  05/15
                                49/060          05/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.52
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$