017  
CDUS46 KSEW 160826  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT WED SEP 16 2026  
   
...............................  
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 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 69 232 PM 87 1951 69 0 68  
MINIMUM 50 1155 PM 35 1969 50 0 51  
AVERAGE 60 59 1 60  
 
PRECIPITATION (IN)  
YESTERDAY T 1.75 2019 0.06 -0.06 0.00  
MONTH TO DATE 0.53 0.89 -0.36 0.10  
SINCE OCT 1 38.34 33.59 4.75 31.43  
SINCE JAN 1 20.29 20.21 0.08 16.88  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 6 -1 5  
MONTH TO DATE 77 71 6 33  
SINCE SEP 1 77 71 6 33  
SINCE JUL 1 193 203 -10 122  
 
COOLING  
YESTERDAY 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 2 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1000 PM  
LOWEST 61 100 PM  
AVERAGE 79  
   
......................................................  
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 85 2025  
MINIMUM TEMPERATURE (F) 50 36 1992  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2026.....SUNRISE 648 AM PDT SUNSET 720 PM PDT  
SEPTEMBER 17 2026.....SUNRISE 650 AM PDT SUNSET 718 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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