602  
CDUS43 KUNR 160841  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
140 AM MST MON DEC 16 2019  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR DECEMBER 15 2019
 
 
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)  
YESTERDAY  
MAXIMUM 33 228 PM 63 1952 36 -3 61  
MINIMUM 8 533 AM -22 1989 13 -5 29  
AVERAGE 21 24 -3 45  
 
PRECIPITATION (IN)  
YESTERDAY T 0.21 2015 0.01 -0.01 0.00  
MONTH TO DATE 0.06 0.19 -0.13 0.53  
SINCE DEC 1 0.06 0.19 -0.13 0.53  
SINCE JAN 1 27.70 16.06 11.64 25.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 41 3 20  
MONTH TO DATE 550 588 -38 586  
SINCE DEC 1 550 588 -38 586  
SINCE JUL 1 2521 2263 258 2428  
 
COOLING  
YESTERDAY 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 10 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 2.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1100 AM  
LOWEST 72 200 PM  
AVERAGE 86  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 64 1980  
MINIMUM TEMPERATURE (F) 12 -20 1964  
 
 
SUNRISE AND SUNSET  
DECEMBER 16 2019......SUNRISE 721 AM MST SUNSET 415 PM MST  
DECEMBER 17 2019......SUNRISE 721 AM MST SUNSET 415 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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