973  
CDUS46 KSEW 200828  
CLIBLI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
128 AM PDT WED SEP 20 2023  
   
...............................
 
 
   
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 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 65 244 PM 85 1974 68 -3 72  
MINIMUM 53 1138 PM 33 1957 49 4 42  
AVERAGE 59 58 1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.72 1960 0.07 -0.04 0.00  
MONTH TO DATE 0.29 1.17 -0.88 T  
SINCE OCT 1 20.60 33.87 -13.27 37.83  
SINCE JAN 1 8.96 20.49 -11.53 15.19  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 7 -1 8  
MONTH TO DATE 76 97 -21 60  
SINCE SEP 1 76 97 -21 60  
SINCE JUL 1 146 229 -83 105  
 
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 6 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 800 PM  
LOWEST 60 300 PM  
AVERAGE 80  
   
......................................................
 
 
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 89 1974  
MINIMUM TEMPERATURE (F) 49 35 1968  
1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 654 AM PDT SUNSET 712 PM PDT  
SEPTEMBER 21 2023.....SUNRISE 655 AM PDT SUNSET 710 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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