075  
CDUS43 KUNR 210831  
CLIICR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
231 AM MDT THU AUG 21 2025  
   
...............................
 
 
...THE WINNER REGIONAL AIRPORT SD CLIMATE SUMMARY FOR AUGUST 20 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 93 405 PM 87 6 84  
MINIMUM 70 608 AM 62 8 65  
AVERAGE 82 74 8 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.08 -0.08 0.05  
MONTH TO DATE 2.21 1.81 0.40 0.94  
SINCE JUN 1 6.58 7.89 -1.31 8.71  
SINCE JAN 1 13.86 14.74 -0.88 16.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 7  
SINCE JUN 1 37 42 -5 23  
SINCE JUL 1 7 3 4 7  
 
COOLING  
YESTERDAY 17 9 8 10  
MONTH TO DATE 238 219 19 178  
SINCE JUN 1 803 776 27 660  
SINCE JAN 1 857 822 35 683    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 43 300 PM  
AVERAGE 68  
   
......................................................
 
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 652 AM CDT SUNSET 832 PM CDT  
AUGUST 22 2025........SUNRISE 653 AM CDT SUNSET 831 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab SD Page
The Nexlab WY Page Main Text Page