858  
CDUS46 KSEW 190826  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT TUE AUG 19 2025  
   
...............................  
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR AUGUST 18 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 71 109 PM 88 2016 73 -2 76  
MINIMUM 56 1158 PM 42 1973 55 1 57  
AVERAGE 64 64 0 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 1990 0.05 -0.05 0.13  
MONTH TO DATE 1.67 0.58 1.09 0.24  
SINCE OCT 1 31.33 32.15 -0.82 34.50  
SINCE JAN 1 16.78 18.77 -1.99 21.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 12 32 -20 18  
SINCE JUN 1 232 263 -31 261  
SINCE JUL 1 73 99 -26 59  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 26 18 8 22  
SINCE JUN 1 70 57 13 72  
SINCE JAN 1 70 58 12 72    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 51 100 PM  
AVERAGE 72  
   
......................................................  
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 2016  
MINIMUM TEMPERATURE (F) 55 44 1973  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 609 AM PDT SUNSET 817 PM PDT  
AUGUST 20 2025........SUNRISE 611 AM PDT SUNSET 815 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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