323  
CDUS43 KUNR 200831  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
131 AM MST FRI DEC 20 2019  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR DECEMBER 19 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 45 129 PM 59 2004 36 9 51  
MINIMUM 21 220 AM -17 1990 12 9 39  
AVERAGE 33 24 9 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.30 2013 0.02 -0.02 0.00  
MONTH TO DATE 0.06 0.25 -0.19 0.53  
SINCE DEC 1 0.06 0.25 -0.19 0.53  
SINCE JAN 1 27.70 16.12 11.58 25.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 41 -9 20  
MONTH TO DATE 693 752 -59 681  
SINCE DEC 1 693 752 -59 681  
SINCE JUL 1 2664 2427 237 2523  
 
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 21 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 8.2  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 1200 AM  
LOWEST 31 100 PM  
AVERAGE 47  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 1954  
MINIMUM TEMPERATURE (F) 12 -20 1983  
 
 
SUNRISE AND SUNSET  
DECEMBER 20 2019......SUNRISE 723 AM MST SUNSET 416 PM MST  
DECEMBER 21 2019......SUNRISE 724 AM MST SUNSET 417 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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