799  
CDUS43 KUNR 190839  
CLIGCC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
238 AM MDT TUE SEP 19 2017  
 
   
...............................
 
 
   
..THE GILLETTE AIRPORT WY CLIMATE SUMMARY FOR SEPTEMBER 18 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
..................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 1244 PM 72 5 80  
MINIMUM 39 525 AM 43 -4 47  
AVERAGE 58 57 1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 -0.03 0.01  
MONTH TO DATE 0.99 0.63 0.36 0.90  
SINCE SEP 1 0.99 0.63 0.36 0.90  
SINCE JAN 1 11.14 11.11 0.03 10.06  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 8 -1 1  
MONTH TO DATE 103 102 1 108  
SINCE SEP 1 103 102 1 108  
SINCE JUL 1 138 159 -21 162  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 65 36 29 25  
SINCE SEP 1 65 36 29 25  
SINCE JAN 1 617 496 121 569    
..................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 9.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 400 AM  
LOWEST 16 1200 PM  
AVERAGE 53  
   
......................................................
 
 
 
 
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2017.....SUNRISE 646 AM MDT SUNSET 705 PM MDT  
SEPTEMBER 20 2017.....SUNRISE 647 AM MDT SUNSET 703 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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