508  
CDUS43 KUNR 270036  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
636 PM MDT FRI SEP 26 2025  
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 26 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 87 201 PM 99 2024 71 16 99  
MINIMUM 47 600 AM 18 1942 42 5 56  
AVERAGE 67 57 10 78  
 
PRECIPITATION (IN)  
TODAY 0.00 0.36 1966 0.05 -0.05 0.00  
MONTH TO DATE 1.05 1.06 -0.01 1.18  
SINCE SEP 1 1.05 1.06 -0.01 1.18  
SINCE JAN 1 16.54 15.05 1.49 11.93  
 
DEGREE DAYS  
HEATING  
TODAY 0 9 -9 0  
MONTH TO DATE 55 135 -80 27  
SINCE SEP 1 55 135 -80 27  
SINCE JUL 1 66 173 -107 37  
 
COOLING  
TODAY 2 1 1 13  
MONTH TO DATE 85 60 25 161  
SINCE SEP 1 85 60 25 161  
SINCE JAN 1 775 602 173 891    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 600 AM  
LOWEST 16 100 PM  
AVERAGE 44  
   
......................................................
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 1952  
MINIMUM TEMPERATURE (F) 42 26 1951  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2025.....SUNRISE 644 AM MDT SUNSET 642 PM MDT  
SEPTEMBER 27 2025.....SUNRISE 646 AM MDT SUNSET 640 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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