057  
CDUS43 KUNR 300834  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
234 AM MDT MON SEP 30 2019  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 29 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 75 408 PM 90 2007 69 6 53  
MINIMUM 49 130 AM 21 1984 40 9 42  
AVERAGE 62 55 7 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 2.05 2014 0.05 -0.01 0.00  
MONTH TO DATE 2.56 1.25 1.31 1.94  
SINCE SEP 1 2.56 1.25 1.31 1.94  
SINCE JAN 1 25.58 13.88 11.70 23.13  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 11 -8 17  
MONTH TO DATE 129 175 -46 162  
SINCE SEP 1 129 175 -46 162  
SINCE JUL 1 156 212 -56 213  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 59 60 -1 48  
SINCE SEP 1 59 60 -1 48  
SINCE JAN 1 399 632 -233 488    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 11.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 60 400 PM  
AVERAGE 80  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 93 1989  
1967  
MINIMUM TEMPERATURE (F) 40 25 1985  
1974  
1959  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2019.....SUNRISE 649 AM MDT SUNSET 635 PM MDT  
OCTOBER 1 2019.......SUNRISE 650 AM MDT SUNSET 633 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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