Climatological Report (Monthly)
Issued by NWS Rapid City, SD

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000
CXUS53 KUNR 011521
CLMUNR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
921 AM MDT THU JUN 01 2023

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

...THE EAST RAPID CITY SD CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1888 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   05/27/1969
 LOW              19   05/03/1954
                       05/01/1909
HIGHEST           83   05/22                          93  05/27
                       05/23
LOWEST            34   05/02                          29  05/03
AVG. MAXIMUM    72.9               65.3     7.6     66.0
AVG. MINIMUM    49.6               44.6     5.0     44.8
MEAN            61.2               54.9     6.3     55.4
DAYS MAX >= 90     0                                   1
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   1
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.71   2008
 MINIMUM        0.09   1936
TOTALS          5.41               4.12    1.29     1.99
DAILY AVG.      0.17               0.13    0.04     0.06
DAYS >= .01       11                                  13
DAYS >= .10        9                                   6
DAYS >= .50        4                                   0
DAYS >= 1.00       1                                   0
GREATEST
 24 HR. TOTAL   1.66   05/11 TO 05/11               0.46

SNOWFALL (INCHES)
RECORDS
 TOTAL          19.2   1892
TOTALS           0.0                2.2    -2.2        T
SINCE 7/1       77.2               53.6    23.6       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.5    -0.5        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    137                327    -190      305
 SINCE 7/1      6715               6761     -46       MM
COOLING TOTAL     28                 16      12       15
 SINCE 1/1        30                 17      13       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
HIGHEST WIND SPEED/DIRECTION    34/140    DATE  05/31
HIGHEST GUST SPEED/DIRECTION    60/150    DATE  05/31

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       5
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       2
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       0     FOG W/VIS <= 1/4 MILE      0
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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