390  
CDUS46 KSEW 220832  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
132 AM PDT FRI SEP 22 2023  
   
...............................
 
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2023
 
 
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)  
YESTERDAY  
MAXIMUM 69 256 PM 85 1952 67 2 76  
MINIMUM 43 619 AM 32 1955 49 -6 42  
AVERAGE 56 58 -2 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.61 1964 0.07 -0.07 0.00  
MONTH TO DATE 0.29 1.31 -1.02 T  
SINCE OCT 1 20.60 34.01 -13.41 37.83  
SINCE JAN 1 8.96 20.63 -11.67 15.19  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 7 2 6  
MONTH TO DATE 92 111 -19 66  
SINCE SEP 1 92 111 -19 66  
SINCE JUL 1 162 243 -81 111  
 
COOLING  
YESTERDAY 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 4 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 45 1000 AM  
AVERAGE 73  
   
......................................................
 
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 83 1975  
MINIMUM TEMPERATURE (F) 48 34 1955  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2023.....SUNRISE 657 AM PDT SUNSET 708 PM PDT  
SEPTEMBER 23 2023.....SUNRISE 658 AM PDT SUNSET 706 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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