897  
CDUS45 KCYS 210028  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
628 PM MDT TUE MAY 20 2025  
   
...............................
 
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR MAY 20 2025
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 63 MM 89 1954 66 -3 65  
MINIMUM 40 MM 22 1931 42 -2 37  
AVERAGE 52 54 -2 51  
 
PRECIPITATION (IN)  
TODAY 0.00 1.73 1904 0.08 -0.08 0.08  
MONTH TO DATE 0.43 1.52 -1.09 0.26  
SINCE MAR 1 1.62 4.27 -2.65 2.36  
SINCE JAN 1 3.15 5.14 -1.99 3.96  
 
SNOWFALL (IN)  
TODAY 0.0 5.0 2019 0.1 -0.1 0.0  
MONTH TO DATE T 2.8 -2.8 0.0  
SINCE MAR 1 6.5 23.8 -17.3 12.5  
SINCE JUL 1 34.3 62.3 -28.0 47.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 11 2 14  
MONTH TO DATE 233 298 -65 301  
SINCE MAR 1 1596 1829 -233 1732  
SINCE JUL 1 6203 6745 -542 6224  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 19.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1200 AM  
LOWEST 23 100 PM  
AVERAGE 48  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 86 1964  
MINIMUM TEMPERATURE (F) 42 23 1882  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 536 AM MDT SUNSET 816 PM MDT  
MAY 21 2025...........SUNRISE 536 AM MDT SUNSET 817 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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