782  
CDUS46 KSEW 290926  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PST WED NOV 29 2023  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 28 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 43 243 PM 59 1999 49 -6 40  
2021  
MINIMUM 28 338 AM 17 1952 39 -11 33  
AVERAGE 36 44 -8 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 1995 0.22 -0.22 0.02  
MONTH TO DATE 5.64 5.89 -0.25 3.22  
SINCE OCT 1 8.53 9.80 -1.27 5.73  
SINCE JAN 1 26.35 33.20 -6.85 31.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1985 0.0  
2006  
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 29 21 8 28  
MONTH TO DATE 543 513 30 602  
SINCE SEP 1 936 964 -28 870  
SINCE JUL 1 948 1019 -71 890  
 
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 0 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 1.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 AM  
LOWEST 68 200 PM  
AVERAGE 84  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 59 1999  
MINIMUM TEMPERATURE (F) 39 18 2006  
 
SUNRISE AND SUNSET  
NOVEMBER 29 2023......SUNRISE 733 AM PST SUNSET 421 PM PST  
NOVEMBER 30 2023......SUNRISE 734 AM PST SUNSET 421 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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