039  
CDUS45 KBOU 100733  
CLIBDU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
133 AM MDT THU JUL 10 2025  
   
...............................
 
 
   
..THE BOULDER AIRPORT CLIMATE SUMMARY FOR JULY 9 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 100 88 12 86  
MINIMUM 59 57 2 55  
AVERAGE 80 72 8 71  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0  
MONTH TO DATE 0  
 
COOLING  
YESTERDAY 15  
MONTH TO DATE 104    
............................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 MM MM  
MINIMUM TEMPERATURE (F) 57 MM MM  
 
SUNRISE AND SUNSET  
JULY 10 2025..........SUNRISE 541 AM MDT SUNSET 831 PM MDT  
JULY 11 2025..........SUNRISE 542 AM MDT SUNSET 831 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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