834  
CDUS46 KSEW 090119  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PDT MON SEP 08 2025  
   
...............................  
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 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 73 153 PM 83 1989 70 3 72  
2011  
MINIMUM 54 512 AM 39 1962 51 3 59  
AVERAGE 64 61 3 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.69 1994 0.06 -0.06 0.00  
MONTH TO DATE 0.02 0.45 -0.43 0.00  
SINCE OCT 1 31.35 33.15 -1.80 36.87  
SINCE JAN 1 16.80 19.77 -2.97 23.59  
 
DEGREE DAYS  
HEATING  
TODAY 1 5 -4 0  
MONTH TO DATE 9 33 -24 12  
SINCE SEP 1 9 33 -24 12  
SINCE JUL 1 98 165 -67 130  
 
COOLING  
TODAY 0 0 0 1  
MONTH TO DATE 3 0 3 10  
SINCE SEP 1 3 0 3 10  
SINCE JAN 1 90 71 19 82    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 600 AM  
LOWEST 59 300 PM  
AVERAGE 78  
   
......................................................  
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 88 1963  
MINIMUM TEMPERATURE (F) 51 38 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 637 AM PDT SUNSET 737 PM PDT  
SEPTEMBER 9 2025.....SUNRISE 639 AM PDT SUNSET 735 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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