417  
CDUS45 KBOU 040734  
CLIBDU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
134 AM MDT SAT APR 04 2026  
   
...............................
 
 
   
..THE BOULDER AIRPORT CLIMATE SUMMARY FOR APRIL 3 2026
 
 
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 52 61 -9 43  
MINIMUM 34 33 1 34  
AVERAGE 43 47 -4 39  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22  
MONTH TO DATE 52  
 
COOLING  
YESTERDAY 0  
MONTH TO DATE 0    
............................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (270)  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
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) 61 MM MM  
MINIMUM TEMPERATURE (F) 33 MM MM  
 
SUNRISE AND SUNSET  
APRIL 4 2026.........SUNRISE 640 AM MDT SUNSET 728 PM MDT  
APRIL 5 2026.........SUNRISE 638 AM MDT SUNSET 729 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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