Climatological Report (Monthly)
Issued by NWS Sioux Falls, SD

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865
CXUS53 KFSD 011759
CLMHON

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1256 PM CDT TUE JUN 01 2021

...................................

...THE HURON CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1881 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            106   05/30/1934
 LOW              16   05/03/2013
HIGHEST           90   05/01         MM      MM       85  05/27
LOWEST            25   05/04         MM      MM       31  05/08
                                                          05/10
                                                          05/11
AVG. MAXIMUM    70.2               70.0     0.2     67.0
AVG. MINIMUM    44.5               45.9    -1.4     45.8
MEAN            57.3               57.9    -0.6     56.4
DAYS MAX >= 90     1                0.8     0.2        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     6                2.0     4.0        3
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.69   1962
 MINIMUM        0.33   1992
TOTALS          1.05               3.15   -2.10     1.91
DAILY AVG.      0.03               0.10   -0.07     0.06
DAYS >= .01       11               11.2    -0.2        7
DAYS >= .10        1                6.2    -5.2        3
DAYS >= .50        1                2.1    -1.1        3
DAYS >= 1.00       0                0.6    -0.6        0
GREATEST
 24 HR. TOTAL   0.73   05/26 TO 05/27

SNOWFALL (INCHES)
RECORDS
 TOTAL           4.2   1907
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1       31.7               44.4   -12.7       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    273                252      21      271
 SINCE 7/1      7116               7638    -522       MM
COOLING TOTAL     41                 33       8       11
 SINCE 1/1        41                 35       6       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.4
HIGHEST WIND SPEED/DIRECTION    41/270    DATE  05/23
HIGHEST GUST SPEED/DIRECTION    60/280    DATE  05/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.36
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN               13     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      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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