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

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959
CDUS43 KUNR 290038
CLIRAP

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
638 PM MDT MON SEP 28 2026

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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 28 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1942 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         72    344 PM  94    2021  70      2       92
                                      2024
  MINIMUM         58    113 AM  25    1951  42     16       56
  AVERAGE         65                        56      9       74

PRECIPITATION (IN)
  TODAY            0.02          0.57 2019   0.04  -0.02     0.00
  MONTH TO DATE    1.32                      1.14   0.18     1.05
  SINCE SEP 1      1.32                      1.14   0.18     1.05
  SINCE JAN 1     10.94                     15.13  -4.19    16.54

DEGREE DAYS
 HEATING
  TODAY            0                        10    -10        0
  MONTH TO DATE   53                       154   -101       57
  SINCE SEP 1     53                       154   -101       57
  SINCE JUL 1     58                       192   -134       68

 COOLING
  TODAY            0                         1     -1        9
  MONTH TO DATE   95                        62     33       94
  SINCE SEP 1     95                        62     33       94
  SINCE JAN 1    929                       604    325      784
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     9.5


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     73           200 PM
 AVERAGE    87

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


THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69       100      2024
 MINIMUM TEMPERATURE (F)   41        21      1984


SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE   647 AM MDT   SUNSET   638 PM MDT
SEPTEMBER 29 2026.....SUNRISE   648 AM MDT   SUNSET   637 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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