258  
CDUS45 KBOU 280739  
CLIBDU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
139 AM MDT TUE OCT 28 2025  
   
...............................
 
 
   
..THE BOULDER AIRPORT CLIMATE SUMMARY FOR OCTOBER 27 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 59 62 -3 72  
MINIMUM 39 34 5 41  
AVERAGE 49 48 1 57  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16  
MONTH TO DATE 234  
 
COOLING  
YESTERDAY 0  
MONTH TO DATE 11    
............................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (250)  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 MM MM  
MINIMUM TEMPERATURE (F) 34 MM MM  
 
SUNRISE AND SUNSET  
OCTOBER 28 2025.......SUNRISE 726 AM MDT SUNSET 603 PM MDT  
OCTOBER 29 2025.......SUNRISE 727 AM MDT SUNSET 602 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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