686  
CDUS45 KCYS 200727  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
127 AM MDT MON OCT 20 2025  
   
...............................  
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR OCTOBER 19 2025...  
 
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)  
YESTERDAY  
MAXIMUM 73 137 PM 81 2003 58 15 61  
MINIMUM 32 406 AM 12 1916 33 -1 37  
AVERAGE 53 45 8 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.94 1957 0.03 -0.03 0.00  
MONTH TO DATE 0.42 0.66 -0.24 0.01  
SINCE SEP 1 2.08 2.13 -0.05 0.38  
SINCE JAN 1 15.03 13.98 1.05 9.61  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1949 0.3 -0.3 0.0  
MONTH TO DATE T 3.0 -3.0 0.0  
SINCE SEP 1 T 4.0 -4.0 0.0  
SINCE JUL 1 T 4.0 -4.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 20 -8 16  
MONTH TO DATE 240 310 -70 162  
SINCE SEP 1 365 506 -141 228  
SINCE JUL 1 386 556 -170 267  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE SEP 1 16 32 -16 47  
SINCE JAN 1 383 397 -14 528    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 18.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 1200 AM  
LOWEST 14 1200 PM  
AVERAGE 40  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 78 1950  
MINIMUM TEMPERATURE (F) 32 13 1911  
 
SUNRISE AND SUNSET  
OCTOBER 20 2025.......SUNRISE 717 AM MDT SUNSET 610 PM MDT  
OCTOBER 21 2025.......SUNRISE 718 AM MDT SUNSET 609 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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