309  
CDUS45 KCYS 310729  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1229 AM MST SUN DEC 31 2023  
   
...............................
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR DECEMBER 30 2023...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 222 PM 64 1904 39 14 40  
MINIMUM 25 959 PM -22 2014 18 7 21  
AVERAGE 39 29 10 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.30 1947 0.02 -0.02 0.00  
MONTH TO DATE 0.31 0.47 -0.16 0.18  
SINCE DEC 1 0.31 0.47 -0.16 0.18  
SINCE JAN 1 20.37 15.40 4.97 9.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.0 1947 0.3 -0.3 0.0  
MONTH TO DATE 4.2 8.5 -4.3 4.4  
SINCE DEC 1 4.2 8.5 -4.3 4.4  
SINCE JUL 1 16.3 22.9 -6.6 20.0  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 36 -10 34  
MONTH TO DATE 909 1089 -180 1106  
SINCE DEC 1 909 1089 -180 1106  
SINCE JUL 1 2351 2776 -425 2714  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 383 397 -14 701    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 1000 PM  
LOWEST 23 100 PM  
AVERAGE 46  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 58 1926  
MINIMUM TEMPERATURE (F) 18 -28 1923  
 
SUNRISE AND SUNSET  
DECEMBER 31 2023......SUNRISE 724 AM MST SUNSET 440 PM MST  
JANUARY 1 2024.......SUNRISE 725 AM MST SUNSET 441 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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