177  
CDUS43 KUNR 180836  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
136 AM MST SAT JAN 18 2020  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR JANUARY 17 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 38 144 PM 62 1972 37 1 25  
1946  
MINIMUM 13 718 PM -24 1943 13 0 18  
AVERAGE 26 25 1 22  
 
PRECIPITATION (IN)  
YESTERDAY T 0.22 1996 0.01 -0.01 0.03  
MONTH TO DATE 0.13 0.18 -0.05 0.03  
SINCE DEC 1 0.38 0.60 -0.22 1.17  
SINCE JAN 1 0.13 0.18 -0.05 0.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 40 -1 43  
MONTH TO DATE 688 682 6 606  
SINCE DEC 1 1804 1923 -119 1777  
SINCE JUL 1 3775 3598 177 3619  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 51 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 67 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 21.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 600 AM  
LOWEST 53 1200 AM  
AVERAGE 67  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 59 2013  
1989  
MINIMUM TEMPERATURE (F) 13 -27 1943  
 
 
SUNRISE AND SUNSET  
JANUARY 18 2020.......SUNRISE 722 AM MST SUNSET 443 PM MST  
JANUARY 19 2020.......SUNRISE 722 AM MST SUNSET 444 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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