227  
CDUS46 KSEW 160226  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
626 PM PST MON DEC 15 2025  
   
...............................  
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 15 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 59 229 PM 62 1962 45 14 45  
MINIMUM 51 459 PM 2 1964 34 17 32  
AVERAGE 55 40 15 39  
 
PRECIPITATION (IN)  
TODAY 0.30 1.48 1963 0.13 0.17 0.03  
MONTH TO DATE 4.99 2.07 2.92 1.79  
SINCE OCT 1 14.99 11.12 3.87 10.98  
SINCE JAN 1 33.12 32.45 0.67 36.57  
 
DEGREE DAYS  
HEATING  
TODAY 10 25 -15 26  
MONTH TO DATE 267 368 -101 371  
SINCE DEC 1 267 368 -101 371  
SINCE JUL 1 1514 1737 -223 1703  
 
COOLING  
TODAY 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 19 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 19.4  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 700 AM  
LOWEST 60 400 PM  
AVERAGE 75  
   
......................................................  
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 59 2018  
MINIMUM TEMPERATURE (F) 34 -1 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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