315  
CDUS45 KBOU 130755  
CLIAPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
155 AM MDT SAT SEP 13 2025  
   
...............................
 
 
   
..THE CENTENNIAL CO CLIMATE SUMMARY FOR SEPTEMBER 12 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 80 79 1 89  
MINIMUM 61 50 11 57  
AVERAGE 71 65 6 73  
 
PRECIPITATION (IN)  
YESTERDAY T MM 0.00  
MONTH TO DATE 0.08 0.00 0.65  
SINCE OCT 1 12.40 13.73 12.67  
SINCE JAN 1 10.50 11.85 11.58  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0  
MONTH TO DATE 10  
 
COOLING  
YESTERDAY 6  
MONTH TO DATE 59    
............................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (200)  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 52  
LOWEST 27  
AVERAGE 40  
   
......................................................
 
 
THE CENTENNIAL CO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 MM MM  
MINIMUM TEMPERATURE (F) 50 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2025.....SUNRISE 639 AM MDT SUNSET 711 PM MDT  
SEPTEMBER 14 2025.....SUNRISE 640 AM MDT SUNSET 709 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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