388  
CDUS43 KUNR 220036  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
636 PM MDT THU MAY 21 2020  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR MAY 21 2020
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 305 PM 92 1966 69 7 40  
1954  
MINIMUM 46 238 AM 29 1963 44 2 32  
AVERAGE 61 56 5 36  
 
PRECIPITATION (IN)  
TODAY 0.01 2.80 1999 0.11 -0.10 2.34  
MONTH TO DATE 1.89 2.13 -0.24 4.88  
SINCE MAR 1 3.56 4.86 -1.30 7.46  
SINCE JAN 1 4.74 5.60 -0.86 8.74  
 
DEGREE DAYS  
HEATING  
TODAY 4 9 -5 29  
MONTH TO DATE 306 250 56 419  
SINCE MAR 1 1869 1769 100 2166  
SINCE JUL 1 7226 6979 247 7936  
 
COOLING  
TODAY 0 0 0 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 25 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 12.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 200 AM  
LOWEST 21 200 PM  
AVERAGE 54  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 91 2012  
2006  
MINIMUM TEMPERATURE (F) 44 28 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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