563  
CDUS45 KBOU 110748  
CLICCU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
148 AM MDT THU SEP 11 2025  
   
...............................
 
 
   
..THE COPPER MTN/RED CLIFF CLIMATE SUMMARY FOR SEPTEMBER 10 2025
 
 
CLIMATE NORMAL PERIOD 9999 TO 9999  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED  
VALUE    
.......................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64  
MINIMUM 46  
AVERAGE 55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10  
MONTH TO DATE 106  
 
COOLING  
YESTERDAY 0  
MONTH TO DATE 0    
.......................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (180)  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE COPPER MTN/RED CLIFF CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) MM MM MM  
MINIMUM TEMPERATURE (F) MM MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 642 AM MDT SUNSET 719 PM MDT  
SEPTEMBER 12 2025.....SUNRISE 643 AM MDT SUNSET 717 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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