350  
CDUS45 KCYS 120826  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
126 AM MST FRI DEC 12 2025  
   
...............................  
 
...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 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 67R 1259 PM 67 1990 39 28 47  
MINIMUM 22 1148 PM -24 2000 9 13 24  
AVERAGE 45 24 21 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.24 1938 0.01 -0.01 0.00  
MONTH TO DATE T 0.07 -0.07 T  
SINCE DEC 1 T 0.07 -0.07 T  
SINCE JAN 1 13.95 14.72 -0.77 9.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 41 -21 29  
MONTH TO DATE 340 436 -96 345  
SINCE DEC 1 340 436 -96 345  
SINCE JUL 1 1695 2217 -522 1730  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 693 561 132 746    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 14.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1100 PM  
LOWEST 21 200 PM  
AVERAGE 57  
   
......................................................  
 
THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 66 1990  
2014  
MINIMUM TEMPERATURE (F) 9 -21 2000  
 
SUNRISE AND SUNSET  
DECEMBER 12 2025......SUNRISE 710 AM MST SUNSET 420 PM MST  
DECEMBER 13 2025......SUNRISE 711 AM MST SUNSET 420 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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