350  
CDUS46 KSEW 150927  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
127 AM PST WED NOV 15 2023  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 14 2023...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 50 142 PM 65 1995 52 -2 52  
MINIMUM 34 447 AM 9 1955 41 -7 36  
AVERAGE 42 47 -5 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.61 2001 0.22 -0.22 0.00  
MONTH TO DATE 5.09 2.87 2.22 1.67  
SINCE OCT 1 7.98 6.78 1.20 4.18  
SINCE JAN 1 25.80 30.18 -4.38 29.56  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1963 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 18 5 21  
MONTH TO DATE 215 237 -22 312  
SINCE SEP 1 608 688 -80 580  
SINCE JUL 1 620 743 -123 600  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 26 30 -4 50  
SINCE JAN 1 378 263 115 394    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 59 200 PM  
AVERAGE 80  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 62 2001  
2021  
MINIMUM TEMPERATURE (F) 41 6 1955  
 
SUNRISE AND SUNSET  
NOVEMBER 15 2023......SUNRISE 714 AM PST SUNSET 433 PM PST  
NOVEMBER 16 2023......SUNRISE 715 AM PST SUNSET 432 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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