495  
CDUS43 KUNR 180837  
CLIUNR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
237 AM MDT THU SEP 18 2025  
   
...............................  
 
   
..THE EAST RAPID CITY SD CLIMATE SUMMARY FOR SEPTEMBER 17 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1888 TO 2025  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 65 94 2000 74 -9 92  
MINIMUM 55 30 1901 50 5 57  
AVERAGE 60 62 -2 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.50 1.10 1908 0.05 0.45 0.11  
MONTH TO DATE 1.29 0.77 0.52 0.84  
SINCE SEP 1 1.29 0.77 0.52 0.84  
SINCE JAN 1 16.23 17.05 -0.82 13.64  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1965 0.0 0.0 0.0  
1965  
2001  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 5 0 0  
MONTH TO DATE 33 57 -24 1  
SINCE SEP 1 33 57 -24 1  
SINCE JUL 1 45 85 -40 7  
 
COOLING  
YESTERDAY 0 2 -2 10  
MONTH TO DATE 86 63 23 146  
SINCE SEP 1 86 63 23 146  
SINCE JAN 1 783 657 126 951    
........................................................  
 
WIND (MPH)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (20)  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
   
......................................................  
 
THE EAST RAPID CITY SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 96 2004  
2021  
MINIMUM TEMPERATURE (F) 50 27 1901  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 636 AM MDT SUNSET 657 PM MDT  
SEPTEMBER 19 2025.....SUNRISE 637 AM MDT SUNSET 655 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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