563  
CDUS45 KCYS 180327  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
927 PM MDT SUN SEP 17 2023  
   
...............................
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 82 219 PM 91 2000 73 9 75  
MINIMUM 48 448 AM 23 1965 46 2 50  
AVERAGE 65 59 6 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.34 1971 0.05 -0.05 T  
MONTH TO DATE 0.16 0.86 -0.70 0.55  
SINCE SEP 1 0.16 0.86 -0.70 0.55  
SINCE JAN 1 18.14 12.71 5.43 7.65  
 
SNOWFALL (IN)  
TODAY 0.0 3.6 1971 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE SEP 1 0.0 0.3 -0.3 0.0  
SINCE JUL 1 T 0.3 -0.3 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 2  
MONTH TO DATE 52 74 -22 52  
SINCE SEP 1 52 74 -22 52  
SINCE JUL 1 108 124 -16 53  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 44 27 17 83  
SINCE SEP 1 44 27 17 83  
SINCE JAN 1 379 392 -13 692    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 1200 AM  
LOWEST 14 100 PM  
AVERAGE 40  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 88 1937  
MINIMUM TEMPERATURE (F) 45 24 1971  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 642 AM MDT SUNSET 705 PM MDT  
SEPTEMBER 18 2023.....SUNRISE 643 AM MDT SUNSET 704 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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