099  
CDUS46 KSEW 010831  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
131 AM PDT THU OCT 01 2026  
   
...............................
 
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 2026
 
 
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)  
YESTERDAY  
MAXIMUM 63 126 PM 77 1987 64 -1 68  
MINIMUM 43 212 AM 32 1950 47 -4 53  
AVERAGE 53 55 -2 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.73 2007 0.09 -0.09 0.03  
MONTH TO DATE 4.02 2.01 2.01 1.35  
SINCE OCT 1 41.83 34.71 7.12 32.68  
SINCE JAN 1 23.78 21.33 2.45 18.13  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 10 2 4  
MONTH TO DATE 234 189 45 116  
SINCE SEP 1 234 189 45 116  
SINCE JUL 1 350 321 29 205  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 4 -3 5  
SINCE SEP 1 1 4 -3 5  
SINCE JAN 1 59 75 -16 92    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 1.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 62 1200 PM  
AVERAGE 81  
   
......................................................
 
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 78 1987  
MINIMUM TEMPERATURE (F) 46 30 1950  
 
SUNRISE AND SUNSET  
OCTOBER 1 2026.......SUNRISE 710 AM PDT SUNSET 649 PM PDT  
OCTOBER 2 2026.......SUNRISE 711 AM PDT SUNSET 646 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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