465  
CDUS45 KCYS 311328  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
728 AM MDT SUN AUG 31 2025  
   
...............................  
 
...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR AUGUST 30 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 148 PM 100 1948 84 -4 86  
2000  
MINIMUM 57 1159 PM 37 1964 50 7 40  
AVERAGE 69 67 2 63  
 
PRECIPITATION (IN)  
YESTERDAY T 2.81 1963 0.05 -0.05 0.00  
MONTH TO DATE 1.31 1.45 -0.14 0.50  
SINCE JUN 1 4.88 6.75 -1.87 3.43  
SINCE JAN 1 11.44 12.20 -0.76 8.90  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 2  
MONTH TO DATE 1 22 -21 16  
SINCE JUN 1 71 123 -52 58  
SINCE JUL 1 3 33 -30 26  
 
COOLING  
YESTERDAY 4 4 0 0  
MONTH TO DATE 220 183 37 247  
SINCE JUN 1 627 507 120 628  
SINCE JAN 1 647 516 131 632    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 600 AM  
LOWEST 36 400 PM  
AVERAGE 67  
   
......................................................  
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 101 1990  
MINIMUM TEMPERATURE (F) 49 36 1908  
2020  
 
SUNRISE AND SUNSET  
AUGUST 31 2025........SUNRISE 616 AM MDT SUNSET 726 PM MDT  
SEPTEMBER 1 2025.....SUNRISE 617 AM MDT SUNSET 724 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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