397  
CDUS45 KCYS 120325  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
925 PM MDT MON SEP 11 2023  
   
...............................
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 2023...  
VALID TODAY AS OF 0900 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 71 412 PM 91 2021 76 -5 79  
MINIMUM 46 614 AM 23 1878 48 -2 40  
AVERAGE 59 62 -3 60  
 
PRECIPITATION (IN)  
TODAY 0.00 1.29 2002 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.56 -0.56 0.48  
SINCE SEP 1 0.00 0.56 -0.56 0.48  
SINCE JAN 1 17.98 12.41 5.57 7.58  
 
SNOWFALL (IN)  
TODAY 0.0 1.3 1974 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 6 5 1 5  
MONTH TO DATE 21 39 -18 41  
SINCE SEP 1 21 39 -18 41  
SINCE JUL 1 77 89 -12 42  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 44 21 23 77  
SINCE SEP 1 44 21 23 77  
SINCE JAN 1 379 386 -7 686    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 30 400 PM  
AVERAGE 64  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 89 2017  
MINIMUM TEMPERATURE (F) 47 22 1902  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2023.....SUNRISE 636 AM MDT SUNSET 715 PM MDT  
SEPTEMBER 12 2023.....SUNRISE 637 AM MDT SUNSET 714 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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