203  
CDUS45 KCYS 150727  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
127 AM MDT SAT AUG 15 2026  
   
...............................  
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR AUGUST 14 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 1231 PM 94 1937 82 0 91  
1943  
1962  
MINIMUM 58 432 PM 43 2023 55 3 61  
AVERAGE 70 69 1 76  
 
PRECIPITATION (IN)  
YESTERDAY 1.22 1.37 1890 0.05 1.17 T  
MONTH TO DATE 1.67 0.79 0.88 0.31  
SINCE JUN 1 3.99 5.06 -1.07 7.77  
SINCE JAN 1 7.85 11.12 -3.27 12.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 7 7 0 4  
SINCE JUN 1 67 139 -72 95  
SINCE JUL 1 7 24 -17 6  
 
COOLING  
YESTERDAY 5 4 1 11  
MONTH TO DATE 111 74 37 67  
SINCE JUN 1 452 305 147 307  
SINCE JAN 1 457 309 148 307    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 38 100 PM  
AVERAGE 67  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 93 1960  
1988  
MINIMUM TEMPERATURE (F) 55 41 1951  
 
SUNRISE AND SUNSET  
AUGUST 15 2026........SUNRISE 609 AM MDT SUNSET 758 PM MDT  
AUGUST 16 2026........SUNRISE 610 AM MDT SUNSET 756 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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