168  
CDUS45 KCYS 020727  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1227 AM MST MON DEC 2 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR DECEMBER 1 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 29 1224 PM 72 1998 42 -13 35  
MINIMUM -1 1157 PM -19 1985 11 -12 29  
AVERAGE 14 26 -12 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.80 1978 0.02 -0.02 0.14  
MONTH TO DATE 0.00 0.02 -0.02 0.14  
SINCE JAN 1 18.79 15.36 3.43 16.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 39 12 33  
MONTH TO DATE 51 39 12 33  
SINCE DEC 1 51 39 12 33  
SINCE JUL 1 2025 1838 187 1865  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 516 564 -48 566    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 700 PM  
LOWEST 62 1100 AM  
AVERAGE 77  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 69 1901  
MINIMUM TEMPERATURE (F) 11 -19 1985  
 
 
SUNRISE AND SUNSET  
DECEMBER 2 2019......SUNRISE 701 AM MST SUNSET 420 PM MST  
DECEMBER 3 2019......SUNRISE 702 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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