660  
CDUS43 KUNR 100842  
CLIICR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
242 AM MDT WED SEP 10 2025  
   
...............................
 
 
...THE WINNER REGIONAL AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 9 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 331 PM 82 9 95  
MINIMUM 59 720 AM 56 3 64  
AVERAGE 75 69 6 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 -0.06 0.00  
MONTH TO DATE 0.11 0.52 -0.41 T  
SINCE SEP 1 0.11 0.52 -0.41 T  
SINCE JAN 1 14.42 15.98 -1.56 17.64  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 34 14 20 1  
SINCE SEP 1 34 14 20 1  
SINCE JUL 1 47 24 23 8  
 
COOLING  
YESTERDAY 10 6 4 15  
MONTH TO DATE 34 59 -25 68  
SINCE SEP 1 34 59 -25 68  
SINCE JAN 1 953 974 -21 879    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 PM  
LOWEST 27 300 PM  
AVERAGE 60  
   
......................................................
 
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2025.....SUNRISE 714 AM CDT SUNSET 758 PM CDT  
SEPTEMBER 11 2025.....SUNRISE 715 AM CDT SUNSET 756 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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