704  
CDUS46 KSEW 120116  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
616 PM PDT FRI SEP 11 2026  
   
...............................
 
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 309 PM 83 1975 69 -3 64  
2013  
MINIMUM 48 441 AM 39 1988 51 -3 54  
AVERAGE 57 60 -3 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.67 1966 0.07 -0.07 0.00  
MONTH TO DATE 0.53 0.64 -0.11 0.02  
SINCE OCT 1 38.34 33.34 5.00 31.35  
SINCE JAN 1 20.29 19.96 0.33 16.80  
 
DEGREE DAYS  
HEATING  
TODAY 8 5 3 6  
MONTH TO DATE 55 48 7 16  
SINCE SEP 1 55 48 7 16  
SINCE JUL 1 171 180 -9 105  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 4  
SINCE SEP 1 1 0 1 4  
SINCE JAN 1 59 71 -12 91    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 58 200 PM  
AVERAGE 76  
   
......................................................
 
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 80 1975  
MINIMUM TEMPERATURE (F) 50 33 1949  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2026.....SUNRISE 641 AM PDT SUNSET 731 PM PDT  
SEPTEMBER 12 2026.....SUNRISE 643 AM PDT SUNSET 729 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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