551  
CDUS45 KCYS 280026  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
626 PM MDT SUN SEP 27 2026  
   
...............................  
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 2026...  
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 MM 86 2015 68 8 73  
2021  
MINIMUM 49 MM 16 1908 41 8 44  
AVERAGE 63 55 8 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.54 1923 0.04 -0.04 0.00  
MONTH TO DATE 0.56 1.35 -0.79 1.46  
SINCE SEP 1 0.56 1.35 -0.79 1.46  
SINCE JAN 1 9.59 13.20 -3.61 14.41  
 
SNOWFALL (IN)  
TODAY 0.0 2.7 1935 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.8 -0.8 0.0  
SINCE SEP 1 0.0 0.8 -0.8 0.0  
SINCE JUL 1 0.0 0.8 -0.8 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 2 11 -9 6  
MONTH TO DATE 59 161 -102 115  
SINCE SEP 1 59 161 -102 115  
SINCE JUL 1 66 211 -145 136  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 66 30 36 16  
SINCE SEP 1 66 30 36 16  
SINCE JAN 1 615 395 220 383    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 300 AM  
LOWEST 26 900 AM  
AVERAGE 43  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 89 2010  
MINIMUM TEMPERATURE (F) 41 19 1985  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2026.....SUNRISE 652 AM MDT SUNSET 648 PM MDT  
SEPTEMBER 28 2026.....SUNRISE 653 AM MDT SUNSET 646 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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