320  
CDUS46 KSEW 160118  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
618 PM PDT FRI SEP 15 2023  
   
...............................
 
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 257 PM 87 1951 69 8 65  
MINIMUM 44 512 AM 35 1969 50 -6 57  
AVERAGE 61 59 2 61  
 
PRECIPITATION (IN)  
TODAY 0.00 1.75 2019 0.06 -0.06 0.00  
MONTH TO DATE 0.25 0.89 -0.64 T  
SINCE OCT 1 20.56 33.59 -13.03 37.83  
SINCE JAN 1 8.92 20.21 -11.29 15.19  
 
DEGREE DAYS  
HEATING  
TODAY 4 6 -2 4  
MONTH TO DATE 52 71 -19 32  
SINCE SEP 1 52 71 -19 32  
SINCE JUL 1 122 203 -81 77  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 1  
SINCE SEP 1 1 0 1 1  
SINCE JAN 1 111 71 40 168    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (130)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 1.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 50 300 PM  
AVERAGE 75  
   
......................................................
 
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 82 1967  
MINIMUM TEMPERATURE (F) 50 36 1992  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2023.....SUNRISE 647 AM PDT SUNSET 723 PM PDT  
SEPTEMBER 16 2023.....SUNRISE 648 AM PDT SUNSET 721 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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