837
CXUS53 KUNR 011410
CLMUNR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
810 AM MDT SUN JUN 01 2025

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

...THE EAST RAPID CITY SD CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1888 TO 2025

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           95   05/11                          87  05/17
LOWEST            37   05/19                          32  05/03
                       05/20
AVG. MAXIMUM    67.8               65.3     2.5     66.3
AVG. MINIMUM    46.9               44.6     2.3     46.1
MEAN            57.4               54.9     2.5     56.2
DAYS MAX >= 90     2                                   0
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          2.63               4.12   -1.49     2.33
DAILY AVG.      0.08               0.13   -0.05     0.08
DAYS >= .01       13                                  14
DAYS >= .10        6                                  10
DAYS >= .50        1                                   1
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL   0.99   05/19 TO 05/19               0.57

SNOWFALL (INCHES)
RECORDS
 TOTAL          19.2   1892
TOTALS           0.0                2.2    -2.2      0.2
SINCE 7/1       28.4               53.6   -25.2       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.5    -0.5        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL     0.0                                  MM

DEGREE DAYS
HEATING TOTAL    266                327     -61      274
 SINCE 7/1      6179               6761    -582       MM
COOLING TOTAL     38                 16      22        7
 SINCE 1/1        38                 17      21       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.0
HIGHEST WIND SPEED/DIRECTION    43/320    DATE  05/16
HIGHEST GUST SPEED/DIRECTION    63/320    DATE  05/16

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      2
HAZE                      0

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

$$