187  
CDUS45 KCYS 200729  
CLILAR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
129 AM MDT SAT SEP 20 2025  
   
...............................
 
 
...THE LARAMIE WYOMING AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 345 PM 86 2010 69 0 75  
MINIMUM 35 537 AM 18 1971 38 -3 39  
AVERAGE 52 53 -1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.92 1997 0.04 -0.04 0.00  
MONTH TO DATE 1.00 0.71 0.29 0.50  
SINCE SEP 1 1.00 0.71 0.29 0.50  
SINCE JAN 1 9.11 8.55 0.56 9.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 12 1 8  
MONTH TO DATE 148 164 -16 81  
SINCE SEP 1 148 164 -16 81  
SINCE JUL 1 238 314 -76 148  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 3  
SINCE SEP 1 2 0 2 3  
SINCE JAN 1 150 83 67 272    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 8.1  
 
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 89 1200 AM  
LOWEST 25 300 PM  
AVERAGE 57  
   
......................................................
 
 
THE LARAMIE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 83 1956  
MINIMUM TEMPERATURE (F) 37 20 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2025.....SUNRISE 648 AM MDT SUNSET 703 PM MDT  
SEPTEMBER 21 2025.....SUNRISE 650 AM MDT SUNSET 701 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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