097  
CDUS43 KUNR 200835  
CLIICR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
235 AM MDT SAT SEP 20 2025  
   
...............................
 
 
...THE WINNER REGIONAL AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 19 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 65 303 PM 78 -13 85  
MINIMUM 55 636 AM 52 3 56  
AVERAGE 60 65 -5 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.06 -0.05 0.00  
MONTH TO DATE 3.29 1.13 2.16 0.04  
SINCE SEP 1 3.29 1.13 2.16 0.04  
SINCE JAN 1 17.60 16.59 1.01 17.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 4 1 0  
MONTH TO DATE 46 41 5 1  
SINCE SEP 1 46 41 5 1  
SINCE JUL 1 59 51 8 8  
 
COOLING  
YESTERDAY 0 4 -4 6  
MONTH TO DATE 90 105 -15 192  
SINCE SEP 1 90 105 -15 192  
SINCE JAN 1 1009 1020 -11 1003    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1200 AM  
LOWEST 65 1200 PM  
AVERAGE 81  
   
......................................................
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2025.....SUNRISE 725 AM CDT SUNSET 740 PM CDT  
SEPTEMBER 21 2025.....SUNRISE 726 AM CDT SUNSET 738 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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