364  
CDUS46 KSEW 220117  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PDT WED MAY 21 2025  
   
...............................
 
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR MAY 21 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 62 301 PM 87 1963 65 -3 53  
MINIMUM 42 508 AM 35 1971 48 -6 45  
AVERAGE 52 56 -4 49  
 
PRECIPITATION (IN)  
TODAY 0.00 1.08 2024 0.06 -0.06 1.08  
MONTH TO DATE 1.16 1.54 -0.38 1.51  
SINCE OCT 1 27.81 28.39 -0.58 29.48  
SINCE JAN 1 13.26 15.01 -1.75 16.20  
 
DEGREE DAYS  
HEATING  
TODAY 13 8 5 16  
MONTH TO DATE 245 220 25 235  
SINCE MAR 1 1273 1295 -22 1372  
SINCE JUL 1 4935 4867 68 4837  
 
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 3 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 46 300 PM  
AVERAGE 72  
   
......................................................
 
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 80 1958  
1969  
MINIMUM TEMPERATURE (F) 48 39 1984  
2007  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 521 AM PDT SUNSET 853 PM PDT  
MAY 22 2025...........SUNRISE 520 AM PDT SUNSET 855 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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