921  
CDUS45 KCYS 181334  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
734 AM MDT WED JUN 18 2025  
   
...............................
 
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR JUNE 17 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 69 1117 AM 95 2021 77 -8 85  
MINIMUM 49 1237 PM 35 1975 50 -1 52  
AVERAGE 59 64 -5 69  
 
PRECIPITATION (IN)  
YESTERDAY 1.01R 0.70 2019 0.07 0.94 0.00  
MONTH TO DATE 3.42 1.36 2.06 0.23  
SINCE JUN 1 3.42 1.36 2.06 0.23  
SINCE JAN 1 7.79 7.42 0.37 4.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 0.0  
SINCE JUL 1 34.3 62.9 -28.6 47.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 3 3 0  
MONTH TO DATE 73 87 -14 8  
SINCE JUN 1 73 87 -14 8  
SINCE JUL 1 6388 6932 -544 6331  
 
COOLING  
YESTERDAY 0 2 -2 4  
MONTH TO DATE 29 22 7 54  
SINCE JUN 1 29 22 7 54  
SINCE JAN 1 29 26 3 54    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 700 AM  
LOWEST 63 1200 PM  
AVERAGE 78  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 95 1936  
MINIMUM TEMPERATURE (F) 50 32 1945  
 
SUNRISE AND SUNSET  
JUNE 18 2025..........SUNRISE 526 AM MDT SUNSET 835 PM MDT  
JUNE 19 2025..........SUNRISE 526 AM MDT SUNSET 835 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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