770  
CDUS45 KBOU 160731  
CLIAPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
1231 AM MST TUE DEC 16 2025  
   
...............................  
 
   
..THE CENTENNIAL CO CLIMATE SUMMARY FOR DECEMBER 15 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED NORMAL DEPARTURE LAST  
VALUE VALUE FROM YEAR  
NORMAL    
............................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 43 26 54  
MINIMUM 30 18 12 31  
AVERAGE 50 31 19 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM 0.00  
MONTH TO DATE 0.27 0.00 0.03  
SINCE OCT 1 0.64 1.53 1.88  
SINCE JAN 1 12.64 14.67 13.94  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15  
MONTH TO DATE 383  
 
COOLING  
YESTERDAY 0  
MONTH TO DATE 0    
............................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 37  
LOWEST 6  
AVERAGE 22  
   
......................................................  
 
THE CENTENNIAL CO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 MM MM  
MINIMUM TEMPERATURE (F) 18 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 16 2025......SUNRISE 714 AM MST SUNSET 437 PM MST  
DECEMBER 17 2025......SUNRISE 714 AM MST SUNSET 437 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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