418  
CDUS43 KUNR 301835  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1235 PM MDT MON SEP 30 2019  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR SEPTEMBER 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 53 1203 AM 93 1989 68 -15 44  
1967  
MINIMUM 45 1059 AM 25 1985 40 5 39  
1974  
1959  
AVERAGE 49 54 -5 42  
 
PRECIPITATION (IN)  
TODAY 0.13 0.56 2014 0.04 0.09 0.01  
MONTH TO DATE 2.69 1.29 1.40 1.95  
SINCE SEP 1 2.69 1.29 1.40 1.95  
SINCE JAN 1 25.71 13.92 11.79 23.14  
 
DEGREE DAYS  
HEATING  
TODAY 16 11 5 23  
MONTH TO DATE 145 186 -41 185  
SINCE SEP 1 145 187 -42 185  
SINCE JUL 1 172 224 -52 236  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 59 61 -2 48  
SINCE SEP 1 59 61 -2 48  
SINCE JAN 1 399 633 -234 488    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 21.4  
 
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 83 1200 AM  
AVERAGE 85  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 94 2005  
MINIMUM TEMPERATURE (F) 40 20 1985  
 
 
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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