593  
CDUS45 KCYS 150729  
CLIDGW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT SUN SEP 15 2019  
 
   
...............................
 
 
   
..THE DOUGLAS WY AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 416 PM 90 2015 76 9 89  
MINIMUM 43 526 AM 31 2005 42 1 43  
AVERAGE 64 59 5 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.38 2016 0.04 -0.04 0.00  
MONTH TO DATE 0.68 0.53 0.15 0.00  
SINCE JAN 1 8.88 10.58 -1.70 13.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 7 -6 0  
MONTH TO DATE 39 64 -25 6  
SINCE SEP 1 39 64 -25 6  
SINCE JUL 1 60 105 -45 44  
 
COOLING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 55 25 30 21  
SINCE SEP 1 55 25 30 21  
SINCE JAN 1 500 483 17 414    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.3  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 700 AM  
LOWEST 14 100 PM  
AVERAGE 43  
   
......................................................
 
 
 
THE DOUGLAS WY AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 96 2018  
MINIMUM TEMPERATURE (F) 42 32 1999  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2019.....SUNRISE 641 AM MDT SUNSET 712 PM MDT  
SEPTEMBER 16 2019.....SUNRISE 642 AM MDT SUNSET 710 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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