074  
CDUS45 KCYS 110031  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
631 PM MDT WED SEP 10 2025  
   
...............................  
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 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 86 MM 96 2021 76 10 86  
MINIMUM 47 MM 28 1878 48 -1 56  
AVERAGE 67 62 5 71  
 
PRECIPITATION (IN)  
TODAY 0.01 0.72 2006 0.05 -0.04 0.00  
MONTH TO DATE 0.26 0.51 -0.25 0.37  
SINCE SEP 1 0.26 0.51 -0.25 0.37  
SINCE JAN 1 13.21 12.36 0.85 9.60  
 
SNOWFALL (IN)  
TODAY 0.0 2.0 1898 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 T 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 25 34 -9 7  
SINCE SEP 1 25 34 -9 7  
SINCE JUL 1 46 84 -38 46  
 
COOLING  
TODAY 2 2 0 6  
MONTH TO DATE 5 20 -15 21  
SINCE SEP 1 5 20 -15 21  
SINCE JAN 1 372 385 -13 502    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 300 AM  
LOWEST 18 100 PM  
AVERAGE 57  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 2021  
MINIMUM TEMPERATURE (F) 48 23 1878  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2025.....SUNRISE 635 AM MDT SUNSET 716 PM MDT  
SEPTEMBER 11 2025.....SUNRISE 636 AM MDT SUNSET 715 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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