766  
CDUS45 KCYS 130730  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
130 AM MDT WED SEP 13 2023  
   
...............................
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 2023...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 322 PM 89 2017 75 1 85  
MINIMUM 43 511 AM 22 1902 47 -4 48  
AVERAGE 60 61 -1 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.86 1912 0.05 -0.05 0.00  
MONTH TO DATE T 0.61 -0.61 0.48  
SINCE SEP 1 T 0.61 -0.61 0.48  
SINCE JAN 1 17.98 12.46 5.52 7.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.5 1989 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 T 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 5 0 0  
MONTH TO DATE 26 44 -18 41  
SINCE SEP 1 26 44 -18 41  
SINCE JUL 1 82 94 -12 42  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 44 22 22 79  
SINCE SEP 1 44 22 22 79  
SINCE JAN 1 379 387 -8 688    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.2  
 
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 90 100 AM  
LOWEST 23 400 PM  
AVERAGE 57  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 90 1895  
MINIMUM TEMPERATURE (F) 47 29 1993  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 638 AM MDT SUNSET 712 PM MDT  
SEPTEMBER 14 2023.....SUNRISE 639 AM MDT SUNSET 710 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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