400  
CDUS45 KCYS 120727  
CLILAR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
127 AM MDT TUE SEP 12 2023  
   
...............................
 
 
...THE LARAMIE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 2023...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 420 PM 84 2021 72 -6 77  
MINIMUM 40 558 AM 25 2022 40 0 25  
AVERAGE 53 56 -3 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.16 1973 0.04 -0.04 0.00  
MONTH TO DATE 0.12 0.41 -0.29 0.01  
SINCE SEP 1 0.12 0.41 -0.29 0.01  
SINCE JAN 1 8.23 8.25 -0.02 5.54  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 9 3 14  
MONTH TO DATE 48 80 -32 46  
SINCE SEP 1 48 80 -32 46  
SINCE JUL 1 173 230 -57 87  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 19  
SINCE SEP 1 3 0 3 19  
SINCE JAN 1 139 83 56 208    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 21 500 PM  
AVERAGE 61  
   
......................................................
 
 
THE LARAMIE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 85 1958  
2018  
MINIMUM TEMPERATURE (F) 40 24 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2023.....SUNRISE 640 AM MDT SUNSET 717 PM MDT  
SEPTEMBER 13 2023.....SUNRISE 641 AM MDT SUNSET 716 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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