853  
CDUS43 KUNR 200831  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
231 AM MDT SUN AUG 20 2017  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR AUGUST 19 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1942 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 95 258 PM 104 1986 86 9 63  
MINIMUM 54 510 AM 41 1978 56 -2 44  
AVERAGE 75 71 4 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.16 1985 0.04 -0.04 0.22  
MONTH TO DATE 2.02 1.05 0.97 1.31  
SINCE JUN 1 4.84 5.43 -0.59 5.36  
SINCE JAN 1 9.11 12.12 -3.01 10.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 11  
MONTH TO DATE 7 3 4 11  
SINCE JUN 1 40 117 -77 24  
SINCE JUL 1 7 18 -11 14  
 
COOLING  
YESTERDAY 10 7 3 0  
MONTH TO DATE 59 156 -97 133  
SINCE JUN 1 544 490 54 574  
SINCE JAN 1 556 505 51 574    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (360)  
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 80 600 AM  
LOWEST 17 1200 PM  
AVERAGE 49  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 104 1973  
MINIMUM TEMPERATURE (F) 56 42 2016  
1964  
 
 
SUNRISE AND SUNSET  
AUGUST 20 2017........SUNRISE 602 AM MDT SUNSET 748 PM MDT  
AUGUST 21 2017........SUNRISE 603 AM MDT SUNSET 747 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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