345  
CDUS45 KCYS 201329  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
729 AM MDT WED AUG 20 2025  
   
...............................  
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR AUGUST 19 2025  
 
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)  
YESTERDAY  
MAXIMUM 89 1041 AM 95 2019 82 7 84  
MINIMUM 55 533 AM 40 1978 54 1 61  
AVERAGE 72 68 4 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.94 1896 0.04 -0.04 0.40  
1931  
MONTH TO DATE 0.40 1.02 -0.62 2.92  
SINCE JUN 1 7.86 5.29 2.57 4.87  
SINCE JAN 1 12.23 11.35 0.88 8.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 4 12 -8 21  
SINCE JUN 1 95 144 -49 63  
SINCE JUL 1 6 29 -23 33  
 
COOLING  
YESTERDAY 7 4 3 8  
MONTH TO DATE 106 94 12 122  
SINCE JUN 1 346 325 21 435  
SINCE JAN 1 346 329 17 435    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 200 AM  
LOWEST 16 1000 AM  
AVERAGE 47  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 94 2013  
2019  
MINIMUM TEMPERATURE (F) 54 37 1939  
2016  
 
SUNRISE AND SUNSET  
AUGUST 20 2025........SUNRISE 614 AM MDT SUNSET 750 PM MDT  
AUGUST 21 2025........SUNRISE 615 AM MDT SUNSET 749 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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