689  
CDUS46 KSEW 010826  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT MON SEP 01 2025  
   
...............................  
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR AUGUST 31 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 1030 AM 86 1987 71 0 79  
MINIMUM 51 535 AM 42 1966 53 -2 50  
1969  
AVERAGE 61 62 -1 65  
 
PRECIPITATION (IN)  
YESTERDAY T 0.73 2010 0.05 -0.05 0.00  
MONTH TO DATE 1.67 1.13 0.54 2.61  
SINCE OCT 1 31.33 32.70 -1.37 36.87  
SINCE JAN 1 16.78 19.32 -2.54 23.59  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 3 1 0  
MONTH TO DATE 28 65 -37 77  
SINCE JUN 1 248 296 -48 320  
SINCE JUL 1 89 132 -43 118  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 43 31 12 22  
SINCE JUN 1 87 70 17 72  
SINCE JAN 1 87 71 16 72    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 73 1000 AM  
AVERAGE 87  
   
......................................................  
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 82 1952  
MINIMUM TEMPERATURE (F) 53 39 1960  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 628 AM PDT SUNSET 751 PM PDT  
SEPTEMBER 2 2025.....SUNRISE 629 AM PDT SUNSET 749 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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