564  
CDUS43 KUNR 301831  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1130 AM MST MON DEC 30 2019  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR DECEMBER 30 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 31 1053 AM 60 1965 36 -5 38  
MINIMUM 24 737 AM -30 1990 12 12 16  
AVERAGE 28 24 4 27  
 
PRECIPITATION (IN)  
TODAY 0.00 0.20 2018 0.02 -0.02 0.20  
MONTH TO DATE 0.25 0.41 -0.16 1.01  
SINCE DEC 1 0.25 0.41 -0.16 1.01  
SINCE JAN 1 28.38 16.28 12.10 25.53  
 
DEGREE DAYS  
HEATING  
TODAY 37 41 -4 38  
MONTH TO DATE 1073 1203 -130 1116  
SINCE DEC 1 1073 1203 -130 1116  
SINCE JUL 1 3044 2878 166 2958  
 
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 38 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 30.6  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 200 AM  
LOWEST 43 1100 AM  
AVERAGE 52  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 62 1963  
MINIMUM TEMPERATURE (F) 12 -21 2017  
 
 
SUNRISE AND SUNSET  
DECEMBER 30 2019......SUNRISE 727 AM MST SUNSET 423 PM MST  
DECEMBER 31 2019......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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