198  
CDUS45 KCYS 162237  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
337 PM MST SAT DEC 16 2017  
 
   
...............................
 
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 2017...  
VALID AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 48 359 AM 66 1962 38 10 46  
MINIMUM 34 956 AM -15 1964 17 17 -5  
AVERAGE 41 27 14 21  
 
PRECIPITATION (IN)  
TODAY 0.00 0.51 1908 0.01 -0.01 0.05  
MONTH TO DATE 0.06 0.27 -0.21 0.40  
SINCE DEC 1 0.06 0.27 -0.21 0.40  
SINCE JAN 1 14.63 15.72 -1.09 14.68  
 
SNOWFALL (IN)  
TODAY 0.0 4.5 1908 0.3 -0.3 0.8  
MONTH TO DATE 0.4 4.6 -4.2 6.0  
SINCE JUL 1 12.6 18.9 -6.3 9.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 24 38 -14 44  
MONTH TO DATE 466 596 -130 666  
SINCE DEC 1 466 596 -130 666  
SINCE JUL 1 1979 2344 -365 1930  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 404 348 56 452    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 13.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 1000 AM  
LOWEST 14 200 AM  
AVERAGE 33  
   
......................................................
 
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 65 1980  
MINIMUM TEMPERATURE (F) 17 -24 1964  
 
 
SUNRISE AND SUNSET  
DECEMBER 16 2017......SUNRISE 718 AM MST SUNSET 432 PM MST  
DECEMBER 17 2017......SUNRISE 719 AM MST SUNSET 432 PM MST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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