347  
CDUS46 KSEW 130927  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
127 AM PST THU NOV 13 2025  
   
...............................  
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 12 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 55 845 PM 61 2018 53 2 53  
MINIMUM 44 224 AM 13 1955 42 2 47  
AVERAGE 50 47 3 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 1.52 1999 0.22 -0.07 0.12  
MONTH TO DATE 2.52 2.43 0.09 2.28  
SINCE OCT 1 6.22 6.34 -0.12 5.32  
SINCE JAN 1 22.49 29.74 -7.25 24.10  
 
SNOWFALL (IN)  
YESTERDAY MM T 1955 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 15 18 -3 15  
MONTH TO DATE 168 201 -33 184  
SINCE SEP 1 573 652 -79 626  
SINCE JUL 1 597 707 -110 664  
 
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 2 RESULTANT WIND DIRECTION SE (130)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 AM  
LOWEST 74 500 PM  
AVERAGE 84  
   
......................................................  
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 62 1997  
MINIMUM TEMPERATURE (F) 41 14 1955  
 
SUNRISE AND SUNSET  
NOVEMBER 13 2025......SUNRISE 712 AM PST SUNSET 435 PM PST  
NOVEMBER 14 2025......SUNRISE 713 AM PST SUNSET 434 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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