272  
CDUS43 KUNR 160841  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
241 AM MDT WED SEP 16 2026  
   
...............................  
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 15 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 73 309 PM 103 1948 77 -4 94  
MINIMUM 41 532 AM 32 1965 47 -6 48  
AVERAGE 57 62 -5 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.53 1967 0.04 -0.04 0.00  
MONTH TO DATE 0.23 0.59 -0.36 0.30  
SINCE SEP 1 0.23 0.59 -0.36 0.30  
SINCE JAN 1 9.85 14.58 -4.73 15.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 5 3 0  
MONTH TO DATE 18 56 -38 33  
SINCE SEP 1 18 56 -38 33  
SINCE JUL 1 23 94 -71 44  
 
COOLING  
YESTERDAY 0 2 -2 6  
MONTH TO DATE 87 46 41 79  
SINCE SEP 1 87 46 41 79  
SINCE JAN 1 921 588 333 769    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 500 AM  
LOWEST 27 300 PM  
AVERAGE 54  
   
......................................................  
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 1949  
1961  
MINIMUM TEMPERATURE (F) 46 30 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2026.....SUNRISE 633 AM MDT SUNSET 701 PM MDT  
SEPTEMBER 17 2026.....SUNRISE 634 AM MDT SUNSET 659 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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