989  
CDUS43 KUNR 100844  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
244 AM MDT SUN SEP 10 2023  
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 9 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1942 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 131 PM 102 1979 79 -5 57  
1994  
MINIMUM 54 609 AM 24 2020 49 5 45  
AVERAGE 64 64 0 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 0.85 2002 0.04 0.11 0.07  
MONTH TO DATE 0.48 0.36 0.12 0.20  
SINCE SEP 1 0.48 0.36 0.12 0.20  
SINCE JAN 1 15.93 14.35 1.58 14.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 4 -3 14  
MONTH TO DATE 12 29 -17 14  
SINCE SEP 1 12 29 -17 14  
SINCE JUL 1 54 67 -13 14  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 62 32 30 78  
SINCE SEP 1 62 32 30 78  
SINCE JAN 1 537 574 -37 782    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 55 200 PM  
AVERAGE 76  
   
......................................................
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 100 2012  
MINIMUM TEMPERATURE (F) 49 27 2020  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2023.....SUNRISE 625 AM MDT SUNSET 712 PM MDT  
SEPTEMBER 11 2023.....SUNRISE 627 AM MDT SUNSET 710 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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