960  
CDUS45 KCYS 190028  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
628 PM MDT SUN MAY 18 2025  
   
...............................  
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR MAY 18 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 60 MM 86 1996 65 -5 72  
MINIMUM 45 MM 20 1930 41 4 39  
AVERAGE 53 53 0 56  
 
PRECIPITATION (IN)  
TODAY 0.07 1.65 2017 0.07 0.00 0.00  
MONTH TO DATE 0.42 1.36 -0.94 0.11  
SINCE MAR 1 1.61 4.11 -2.50 2.21  
SINCE JAN 1 3.14 4.98 -1.84 3.81  
 
SNOWFALL (IN)  
TODAY 0.0 11.0 2017 0.1 -0.1 0.0  
MONTH TO DATE T 2.6 -2.6 0.0  
SINCE MAR 1 6.5 23.6 -17.1 12.5  
SINCE JUL 1 34.3 62.1 -27.8 47.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 12 12 0 9  
MONTH TO DATE 204 275 -71 283  
SINCE MAR 1 1567 1806 -239 1714  
SINCE JUL 1 6174 6722 -548 6206  
 
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 21 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
HAIL  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 57 200 PM  
AVERAGE 72  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 85 2020  
MINIMUM TEMPERATURE (F) 42 24 1915  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 538 AM MDT SUNSET 814 PM MDT  
MAY 19 2025...........SUNRISE 537 AM MDT SUNSET 815 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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