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

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520
CDUS43 KUNR 170839
CLIRAP

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
239 AM MDT SAT MAY 17 2025

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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR MAY 16 2025...

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         60    539 PM  91    1979  67     -7       77
                                      2012
  MINIMUM         41    946 PM  24    2009  42     -1       45
  AVERAGE         51                        54     -3       61

PRECIPITATION (IN)
  YESTERDAY        T             0.89 1955   0.11  -0.11      T
  MONTH TO DATE    0.33                      1.63  -1.30     0.90
  SINCE MAR 1      3.89                      4.62  -0.73     6.27
  SINCE JAN 1      4.68                      5.43  -0.75     7.10

DEGREE DAYS
 HEATING
  YESTERDAY       14                        11      3        4
  MONTH TO DATE   87                       224   -137      175
  SINCE MAR 1   1344                      1776   -432     1604
  SINCE JUL 1   6251                      7034   -783     6242

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   24                         0     24        0
  SINCE MAR 1     24                         1     23        0
  SINCE JAN 1     24                         1     23        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    55   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    73   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    28.1


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           700 AM
 LOWEST     42           200 PM
 AVERAGE    61

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


THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        93      1988
 MINIMUM TEMPERATURE (F)   42        31      1969


SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE   524 AM MDT   SUNSET   814 PM MDT
MAY 18 2025...........SUNRISE   523 AM MDT   SUNSET   815 PM MDT


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




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