494  
CDUS43 KUNR 170836  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
234 AM MDT SUN MAY 17 2020  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR MAY 16 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 52 949 AM 91 2012 68 -16 67  
1979  
MINIMUM 37 1159 PM 24 2009 42 -5 49  
AVERAGE 45 55 -10 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 0.89 1955 0.10 0.01 T  
MONTH TO DATE 1.87 1.59 0.28 1.24  
SINCE MAR 1 3.54 4.32 -0.78 3.82  
SINCE JAN 1 4.72 5.06 -0.34 5.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 10 10 7  
MONTH TO DATE 281 202 79 287  
SINCE MAR 1 1844 1721 123 2034  
SINCE JUL 1 7201 6931 270 7804  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 2 -2 0  
SINCE JAN 1 0 2 -2 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 11.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 83 1000 AM  
AVERAGE 92  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 93 1988  
MINIMUM TEMPERATURE (F) 43 31 1969  
 
 
SUNRISE AND SUNSET  
MAY 17 2020...........SUNRISE 523 AM MDT SUNSET 815 PM MDT  
MAY 18 2020...........SUNRISE 522 AM MDT SUNSET 816 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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