698  
CDUS46 KSEW 200927  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
127 AM PST THU NOV 20 2025  
   
...............................  
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 19 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 432 PM 60 1965 51 2 48  
1987  
2008  
MINIMUM 39 759 AM 23 1946 40 -1 36  
AVERAGE 46 46 0 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.13 2012 0.23 -0.23 0.27  
MONTH TO DATE 4.54 3.99 0.55 3.63  
SINCE OCT 1 8.24 7.90 0.34 6.67  
SINCE JAN 1 24.51 31.30 -6.79 25.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.0 1996 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 19 0 23  
MONTH TO DATE 272 331 -59 328  
SINCE SEP 1 677 782 -105 770  
SINCE JUL 1 701 837 -136 808  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 34 30 4 42  
SINCE JAN 1 328 263 65 315    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 46 800 PM  
AVERAGE 72  
   
......................................................  
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 64 1987  
MINIMUM TEMPERATURE (F) 40 24 1946  
 
SUNRISE AND SUNSET  
NOVEMBER 20 2025......SUNRISE 722 AM PST SUNSET 428 PM PST  
NOVEMBER 21 2025......SUNRISE 723 AM PST SUNSET 427 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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