961  
CDUS43 KUNR 160047  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
647 PM MDT MON SEP 15 2025  
   
...............................  
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 15 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 94 139 PM 103 1948 77 17 89  
MINIMUM 48 537 AM 32 1965 47 1 50  
AVERAGE 71 62 9 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.53 1967 0.04 -0.04 0.06  
MONTH TO DATE 0.30 0.59 -0.29 1.00  
SINCE SEP 1 0.30 0.59 -0.29 1.00  
SINCE JAN 1 15.79 14.58 1.21 11.75  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 0  
MONTH TO DATE 33 56 -23 1  
SINCE SEP 1 33 56 -23 1  
SINCE JUL 1 44 94 -50 11  
 
COOLING  
TODAY 6 2 4 5  
MONTH TO DATE 79 46 33 112  
SINCE SEP 1 79 46 33 112  
SINCE JAN 1 769 588 181 842    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 400 AM  
LOWEST 13 300 PM  
AVERAGE 51  
   
......................................................  
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 1949  
1961  
MINIMUM TEMPERATURE (F) 46 30 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2025.....SUNRISE 632 AM MDT SUNSET 702 PM MDT  
SEPTEMBER 16 2025.....SUNRISE 633 AM MDT SUNSET 700 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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