904  
CDUS46 KSEW 010133  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
633 PM PDT SUN MAY 31 2026  
   
...............................  
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR MAY 31 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 65 353 PM 81 1964 66 -1 60  
MINIMUM 45 348 AM 34 1953 50 -5 51  
AVERAGE 55 58 -3 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.36 1977 0.07 -0.07 0.32  
MONTH TO DATE 1.55 2.23 -0.68 1.69  
SINCE OCT 1 34.74 29.08 5.66 28.34  
SINCE JAN 1 16.69 15.70 0.99 13.79  
 
DEGREE DAYS  
HEATING  
TODAY 10 7 3 9  
MONTH TO DATE 241 297 -56 324  
SINCE MAR 1 1311 1372 -61 1352  
SINCE JUL 1 4578 4944 -366 5014  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE MAR 1 0 1 -1 0  
SINCE JAN 1 0 1 -1 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 45 400 PM  
AVERAGE 66  
   
......................................................  
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 89 1970  
MINIMUM TEMPERATURE (F) 50 41 1951  
1999  
 
SUNRISE AND SUNSET  
MAY 31 2026...........SUNRISE 512 AM PDT SUNSET 904 PM PDT  
JUNE 1 2026..........SUNRISE 511 AM PDT SUNSET 905 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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