743  
CDUS43 KUNR 210847  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
240 AM MDT THU MAY 21 2020  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR MAY 20 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1942 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 217 PM 92 1964 69 11 39  
MINIMUM 54 1159 PM 25 2003 44 10 32  
AVERAGE 67 56 11 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.51 1957 0.11 -0.10 0.61  
MONTH TO DATE 1.88 2.02 -0.14 2.54  
SINCE MAR 1 3.55 4.75 -1.20 5.12  
SINCE JAN 1 4.73 5.49 -0.76 6.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 29  
MONTH TO DATE 302 241 61 390  
SINCE MAR 1 1865 1760 105 2137  
SINCE JUL 1 7222 6970 252 7907  
 
COOLING  
YESTERDAY 2 0 2 0  
MONTH TO DATE 4 0 4 0  
SINCE MAR 1 4 2 2 0  
SINCE JAN 1 4 2 2 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 17.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 600 AM  
LOWEST 34 900 PM  
AVERAGE 62  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 92 1966  
1954  
MINIMUM TEMPERATURE (F) 44 29 1963  
 
 
SUNRISE AND SUNSET  
MAY 21 2020...........SUNRISE 520 AM MDT SUNSET 819 PM MDT  
MAY 22 2020...........SUNRISE 519 AM MDT SUNSET 820 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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