714  
CDUS43 KUNR 311831  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1130 AM MST TUE DEC 31 2019  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR DECEMBER 31 2019
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1942 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 30 926 AM 62 1963 36 -6 16  
MINIMUM 9 640 AM -21 2017 12 -3 4  
AVERAGE 20 24 -4 10  
 
PRECIPITATION (IN)  
TODAY 0.00 1.04 1975 0.01 -0.01 0.13  
MONTH TO DATE 0.25 0.42 -0.17 1.14  
SINCE DEC 1 0.25 0.42 -0.17 1.14  
SINCE JAN 1 28.38 16.29 12.09 25.66  
 
DEGREE DAYS  
HEATING  
TODAY 45 41 4 55  
MONTH TO DATE 1119 1244 -125 1171  
SINCE DEC 1 1119 1241 -122 1171  
SINCE JUL 1 3090 2916 174 3013  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 399 636 -237 488    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 3.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 600 AM  
LOWEST 50 900 AM  
AVERAGE 62  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 63 1998  
MINIMUM TEMPERATURE (F) 12 -20 1974  
 
 
SUNRISE AND SUNSET  
DECEMBER 31 2019......SUNRISE 727 AM MST SUNSET 424 PM MST  
JANUARY 1 2020.......SUNRISE 727 AM MST SUNSET 424 PM MST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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