545  
CDUS46 KSEW 200928  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
128 AM PST WED NOV 20 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 19 2024...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 48 1157 PM 60 1965 51 -3 51  
1987  
2008  
MINIMUM 36 604 AM 23 1946 40 -4 42  
AVERAGE 42 46 -4 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.27 2.13 2012 0.23 0.04 0.00  
MONTH TO DATE 3.63 3.99 -0.36 5.36  
SINCE OCT 1 6.67 7.90 -1.23 8.25  
SINCE JAN 1 25.45 31.30 -5.85 26.07  
 
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 23 19 4 18  
MONTH TO DATE 328 331 -3 323  
SINCE SEP 1 770 782 -12 716  
SINCE JUL 1 808 837 -29 728  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 42 30 12 26  
SINCE JAN 1 315 263 52 378    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 100 AM  
LOWEST 48 500 PM  
AVERAGE 70  
   
......................................................
 
 
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 2024......SUNRISE 722 AM PST SUNSET 427 PM PST  
NOVEMBER 21 2024......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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