455  
CDUS43 KUNR 200846  
CLIUNR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
246 AM MDT SUN SEP 20 2026  
   
...............................  
 
   
..THE EAST RAPID CITY SD CLIMATE SUMMARY FOR SEPTEMBER 19 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1888 TO 2026  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 98 1914 73 -7 68  
MINIMUM 57 30 1896 50 7 50  
AVERAGE 62 61 1 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.18 0.72 1946 0.05 0.13 0.00  
MONTH TO DATE 0.59 0.86 -0.27 1.28  
SINCE SEP 1 0.59 0.86 -0.27 1.28  
SINCE JAN 1 11.73 17.14 -5.41 16.22  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1957 0.0 0.0 0.0  
1957  
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 3 6 -3 6  
MONTH TO DATE 16 69 -53 44  
SINCE SEP 1 16 69 -53 44  
SINCE JUL 1 17 97 -80 56  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 116 67 49 84  
SINCE SEP 1 116 67 49 84  
SINCE JAN 1 1109 661 448 781    
........................................................  
 
WIND (MPH)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (90)  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
   
......................................................  
 
THE EAST RAPID CITY SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 99 1898  
MINIMUM TEMPERATURE (F) 49 29 1927  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2026.....SUNRISE 638 AM MDT SUNSET 654 PM MDT  
SEPTEMBER 21 2026.....SUNRISE 639 AM MDT SUNSET 652 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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