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

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000
CXUS53 KUNR 011521
CLMRAP

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

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

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

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1942 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             98   05/27/1969
 LOW              19   05/03/1954
HIGHEST           82   05/09                          93  05/27
                       05/22
                       05/23
LOWEST            25   05/01                          24  05/22
AVG. MAXIMUM    73.2               66.5     6.7     66.6
AVG. MINIMUM    44.9               41.7     3.2     39.3
MEAN            59.1               54.1     5.0     52.9
DAYS MAX >= 90     0                                   1
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     2                                   5
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.18   1996
 MINIMUM        0.33   1966
TOTALS          5.66               3.45    2.21     2.58
DAILY AVG.      0.18               0.11    0.07     0.08
DAYS >= .01       12                                  13
DAYS >= .10        9                                   7
DAYS >= .50        5                                   1
DAYS >= 1.00       1                                   0
GREATEST
 24 HR. TOTAL   2.38   05/11 TO 05/12               0.87


DEGREE DAYS
HEATING TOTAL    187                349    -162      373
 SINCE 7/1      7307               7159     148       MM
COOLING TOTAL      9                 11      -2        6
 SINCE 1/1         9                 12      -3       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.6
HIGHEST WIND SPEED/DIRECTION    39/310    DATE  05/29
HIGHEST GUST SPEED/DIRECTION    57/320    DATE  05/29

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                9     RAIN                       8
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                      6

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

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