429  
CDUS46 KSEW 150933  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
133 AM PST MON DEC 15 2025  
   
...............................  
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 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 59 1159 PM 63 1962 45 14 52  
2018  
MINIMUM 47 107 AM 18 2008 34 13 43  
AVERAGE 53 40 13 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 1.43 1979 0.13 -0.05 0.04  
MONTH TO DATE 4.69 1.94 2.75 1.76  
SINCE OCT 1 14.69 10.99 3.70 10.95  
SINCE JAN 1 32.82 32.32 0.50 36.54  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 25 -13 17  
MONTH TO DATE 257 343 -86 345  
SINCE DEC 1 257 343 -86 345  
SINCE JUL 1 1504 1712 -208 1677  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 92 75 17 82    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 62 600 AM  
AVERAGE 78  
   
......................................................  
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 62 1962  
MINIMUM TEMPERATURE (F) 34 2 1964  
 
SUNRISE AND SUNSET  
DECEMBER 15 2025......SUNRISE 757 AM PST SUNSET 414 PM PST  
DECEMBER 16 2025......SUNRISE 758 AM PST SUNSET 414 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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