870  
CDUS45 KCYS 210333  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
933 PM MDT WED SEP 20 2023  
   
...............................
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2023...  
VALID TODAY AS OF 0900 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 77 245 PM 87 1956 72 5 85  
2010  
MINIMUM 48 525 AM 21 1983 44 4 57  
AVERAGE 63 58 5 71  
 
PRECIPITATION (IN)  
TODAY T 1.32 1940 0.05 -0.05 0.00  
MONTH TO DATE 0.16 1.01 -0.85 0.55  
SINCE SEP 1 0.16 1.01 -0.85 0.55  
SINCE JAN 1 18.14 12.86 5.28 7.65  
 
SNOWFALL (IN)  
TODAY 0.0 1.3 1995 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE SEP 1 0.0 0.4 -0.4 0.0  
SINCE JUL 1 T 0.4 -0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 2 8 -6 0  
MONTH TO DATE 54 96 -42 53  
SINCE SEP 1 54 96 -42 53  
SINCE JUL 1 110 146 -36 54  
 
COOLING  
TODAY 0 1 -1 6  
MONTH TO DATE 47 30 17 92  
SINCE SEP 1 47 30 17 92  
SINCE JAN 1 382 395 -13 701    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 500 AM  
LOWEST 22 300 PM  
AVERAGE 42  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 85 2015  
MINIMUM TEMPERATURE (F) 44 20 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 645 AM MDT SUNSET 700 PM MDT  
SEPTEMBER 21 2023.....SUNRISE 646 AM MDT SUNSET 658 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page
The Nexlab NE Page Main Text Page