499  
CDUS45 KCYS 212225  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
325 PM MST THU DEC 21 2023  
   
...............................
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 2023...  
VALID AS OF 0300 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 55 143 PM 61 1994 39 16 42  
MINIMUM 31 1214 AM -28 1983 17 14 -19  
1990  
AVERAGE 43 28 15 12  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 1910 0.01 -0.01 0.08  
MONTH TO DATE 0.11 0.33 -0.22 0.16  
SINCE DEC 1 0.11 0.33 -0.22 0.16  
SINCE JAN 1 20.17 15.26 4.91 9.45  
 
SNOWFALL (IN)  
TODAY 0.0 5.3 1948 0.2 -0.2 2.4  
MONTH TO DATE 1.3 5.9 -4.6 4.2  
SINCE DEC 1 1.3 5.9 -4.6 4.2  
SINCE JUL 1 13.4 20.3 -6.9 19.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 37 -15 53  
MONTH TO DATE 606 758 -152 769  
SINCE DEC 1 606 758 -152 769  
SINCE JUL 1 2048 2445 -397 2377  
 
COOLING  
TODAY 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 22 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 100 AM  
LOWEST 30 100 PM  
AVERAGE 50  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 61 1888  
1896  
MINIMUM TEMPERATURE (F) 17 -28 1989  
1990  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 721 AM MST SUNSET 434 PM MST  
DECEMBER 22 2023......SUNRISE 722 AM MST SUNSET 434 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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