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

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CXUS53 KFSD 011800 RRA
CLMSUX

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

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

...THE SIOUX CITY IA CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1889 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            106   05/14/2013
 LOW              23   05/01/1909
HIGHEST           90   05/01         MM      MM       89  05/01
LOWEST            29   05/05         MM      MM       29  05/11
AVG. MAXIMUM    70.3               72.3    -2.0     68.0
AVG. MINIMUM    48.1               48.7    -0.6     48.5
MEAN            59.2               60.5    -1.3     58.2
DAYS MAX >= 90     1                1.8    -0.8        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     2                0.7     1.3        2
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.78   1903
 MINIMUM        0.60   1955
TOTALS          2.77               3.87   -1.10     2.56
DAILY AVG.      0.09               0.12   -0.03     0.08
DAYS >= .01        9               12.0    -3.0       13
DAYS >= .10        7                7.4    -0.4        8
DAYS >= .50        1                2.9    -1.9        1
DAYS >= 1.00       1                0.9     0.1        0
GREATEST
 24 HR. TOTAL   1.05   05/08 TO 05/08

SNOWFALL (INCHES)
RECORDS
 TOTAL           5.1   1917
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1       38.3               36.0     2.3       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    237                197      40      226
 SINCE 7/1      6672               6834    -162       MM
COOLING TOTAL     65                 57       8       23
 SINCE 1/1        73                 65       8       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.9
HIGHEST WIND SPEED/DIRECTION    35/210    DATE  05/01
HIGHEST GUST SPEED/DIRECTION    47/200    DATE  05/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.47
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       7
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      3
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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