082  
CDUS43 KUNR 150831  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
231 AM MDT TUE SEP 15 2026  
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 14 2026
 
 
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)  
YESTERDAY  
MAXIMUM 75 405 PM 100 1948 77 -2 69  
MINIMUM 56 1159 PM 24 1993 47 9 57  
AVERAGE 66 62 4 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.46 2001 0.03 -0.01 T  
MONTH TO DATE 0.23 0.55 -0.32 0.30  
SINCE SEP 1 0.23 0.55 -0.32 0.30  
SINCE JAN 1 9.85 14.54 -4.69 15.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 2  
MONTH TO DATE 10 51 -41 33  
SINCE SEP 1 10 51 -41 33  
SINCE JUL 1 15 89 -74 44  
 
COOLING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 87 44 43 73  
SINCE SEP 1 87 44 43 73  
SINCE JAN 1 921 586 335 763    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 17.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 29 500 PM  
AVERAGE 63  
   
......................................................
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 103 1948  
MINIMUM TEMPERATURE (F) 47 32 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2026.....SUNRISE 632 AM MDT SUNSET 702 PM MDT  
SEPTEMBER 16 2026.....SUNRISE 633 AM MDT SUNSET 701 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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