659  
CDUS45 KCYS 010745  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
145 AM MDT THU MAY 01 2025  
   
...............................  
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR APRIL 30 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 59 1104 AM 84 2020 58 1 59  
MINIMUM 34 105 AM 8 1917 34 0 38  
AVERAGE 47 46 1 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.62 1999 0.08 -0.07 T  
MONTH TO DATE 0.37 1.79 -1.42 1.00  
SINCE MAR 1 1.20 2.75 -1.55 2.10  
SINCE JAN 1 2.73 3.62 -0.89 3.70  
 
SNOWFALL (IN)  
YESTERDAY MM 9.0 1900 0.3 MM 0.0  
MONTH TO DATE 2.7 11.3 -8.6 0.9  
SINCE MAR 1 6.5 21.0 -14.5 12.5  
SINCE JUL 1 34.3 59.5 -25.2 47.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 19 -1 16  
MONTH TO DATE 635 666 -31 591  
SINCE MAR 1 1363 1531 -168 1431  
SINCE JUL 1 5970 6447 -477 5923  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 15.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1000 PM  
LOWEST 36 1000 AM  
AVERAGE 61  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 81 1959  
MINIMUM TEMPERATURE (F) 35 16 2013  
 
SUNRISE AND SUNSET  
MAY 1 2025...........SUNRISE 557 AM MDT SUNSET 757 PM MDT  
MAY 2 2025...........SUNRISE 555 AM MDT SUNSET 758 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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