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794
CXUS53 KFSD 011759 RRA
CLMMHE

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

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

...THE MITCHELL SD CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            108   05/30/1934
 LOW              18   05/03/1967
HIGHEST           92   05/01         MM      MM       85  05/01
LOWEST            31   05/04         MM      MM       29  05/11
                       05/06
                       05/11
AVG. MAXIMUM    71.3               70.8     0.5     67.5
AVG. MINIMUM    47.8               47.8    -0.0     48.3
MEAN            59.5               59.3     0.2     57.9
DAYS MAX >= 90     1                1.2    -0.2        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     3                1.5     1.5        3
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.58   1942
 MINIMUM        0.11   1940
TOTALS          1.75               3.15   -1.40     1.79
DAILY AVG.      0.06               0.10   -0.04     0.06
DAYS >= .01       10               10.8    -0.8        6
DAYS >= .10        4                5.7    -1.7        4
DAYS >= .50        1                2.1    -1.1        2
DAYS >= 1.00       0                0.6    -0.6        0
GREATEST
 24 HR. TOTAL   0.67   05/26 TO 05/27

SNOWFALL (INCHES)
RECORDS
 TOTAL           2.5   1905
TOTALS           0.0                 MM      MM      0.0
SINCE 7/1       30.0                 MM      MM       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                 MM      MM        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    217                220      -3      236
 SINCE 7/1      6616               7126    -510       MM
COOLING TOTAL     58                 43      15       22
 SINCE 1/1        64                 46      18       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
HIGHEST WIND SPEED/DIRECTION    37/360    DATE  05/03
HIGHEST GUST SPEED/DIRECTION    49/160    DATE  05/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      13     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.

$$