831
CXUS53 KUNR 011410
CLMRAP

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

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

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

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1942 TO 2025

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           95   05/11                          88  05/17
LOWEST            33   05/17                          30  05/01
                                                          05/04
AVG. MAXIMUM    70.1               66.5     3.6     68.4
AVG. MINIMUM    44.6               41.7     2.9     42.8
MEAN            57.4               54.1     3.3     55.6
DAYS MAX >= 90     2                                   0
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   3
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.18   1996
 MINIMUM        0.33   1966
TOTALS          2.08               3.45   -1.37     1.68
DAILY AVG.      0.07               0.11   -0.04     0.05
DAYS >= .01       13                                  14
DAYS >= .10        5                                   8
DAYS >= .50        1                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL   1.08   05/18 TO 05/19               0.40


DEGREE DAYS
HEATING TOTAL    251                349     -98      288
 SINCE 7/1      6415               7159    -744       MM
COOLING TOTAL     24                 11      13        5
 SINCE 1/1        24                 12      12       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.5
HIGHEST WIND SPEED/DIRECTION    55/320    DATE  05/16
HIGHEST GUST SPEED/DIRECTION    73/310    DATE  05/16

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       6
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      2
HAZE                      2

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

$$