822  
CDUS45 KCYS 101327  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
727 AM MDT SUN AUG 10 2025  
   
...............................  
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR AUGUST 9 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 82 308 PM 93 2020 83 -1 59  
2021  
MINIMUM 55 542 AM 41 1912 56 -1 51  
AVERAGE 69 70 -1 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.64 1981 0.06 -0.06 0.25  
MONTH TO DATE 0.16 0.54 -0.38 0.67  
SINCE JUN 1 7.62 4.81 2.81 2.62  
SINCE JAN 1 11.99 10.87 1.12 6.66  
 
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 10  
MONTH TO DATE 0 2 -2 19  
SINCE JUN 1 91 134 -43 61  
SINCE JUL 1 2 19 -17 31  
 
COOLING  
YESTERDAY 4 5 -1 0  
MONTH TO DATE 45 50 -5 71  
SINCE JUN 1 285 281 4 384  
SINCE JAN 1 285 285 0 384    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 300 AM  
LOWEST 7 500 PM  
AVERAGE 43  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 1969  
MINIMUM TEMPERATURE (F) 56 34 1876  
 
SUNRISE AND SUNSET  
AUGUST 10 2025........SUNRISE 604 AM MDT SUNSET 804 PM MDT  
AUGUST 11 2025........SUNRISE 605 AM MDT SUNSET 803 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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