713  
CDUS46 KSEW 130119  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PDT MON MAY 12 2025  
   
...............................
 
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR MAY 12 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 62 430 PM 79 2023 63 -1 69  
MINIMUM 47 321 AM 35 1992 46 1 48  
AVERAGE 55 55 0 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.62 1988 0.07 -0.07 0.00  
MONTH TO DATE 0.38 0.90 -0.52 0.27  
SINCE OCT 1 27.03 27.75 -0.72 28.24  
SINCE JAN 1 12.48 14.37 -1.89 14.96  
 
DEGREE DAYS  
HEATING  
TODAY 10 10 0 6  
MONTH TO DATE 142 137 5 135  
SINCE MAR 1 1170 1212 -42 1272  
SINCE JUL 1 4832 4784 48 4737  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 49 200 PM  
AVERAGE 71  
   
......................................................
 
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 87 1959  
MINIMUM TEMPERATURE (F) 46 35 2000  
2006  
 
SUNRISE AND SUNSET  
MAY 12 2025...........SUNRISE 532 AM PDT SUNSET 842 PM PDT  
MAY 13 2025...........SUNRISE 531 AM PDT SUNSET 843 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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