229  
CDUS45 KCYS 050728  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT SAT SEP 05 2026  
   
...............................  
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 2026...  
 
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)  
YESTERDAY  
MAXIMUM 88 257 PM 94 2022 78 10 79  
MINIMUM 54 554 AM 35 1953 50 4 49  
1968  
AVERAGE 71 64 7 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.51 2004 0.05 -0.05 0.01  
MONTH TO DATE T 0.20 -0.20 0.01  
SINCE SEP 1 T 0.20 -0.20 0.01  
SINCE JAN 1 9.03 12.05 -3.02 12.96  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1961 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 1  
MONTH TO DATE 0 11 -11 3  
SINCE SEP 1 0 11 -11 3  
SINCE JUL 1 7 61 -54 24  
 
COOLING  
YESTERDAY 6 2 4 0  
MONTH TO DATE 20 8 12 2  
SINCE SEP 1 20 8 12 2  
SINCE JAN 1 569 373 196 369    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.8  
 
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 69 600 AM  
LOWEST 14 200 PM  
AVERAGE 42  
   
......................................................  
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 95 2022  
MINIMUM TEMPERATURE (F) 50 29 1889  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2026.....SUNRISE 630 AM MDT SUNSET 725 PM MDT  
SEPTEMBER 6 2026.....SUNRISE 631 AM MDT SUNSET 723 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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