310  
CDUS46 KSEW 180930  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
130 AM PST MON NOV 18 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 17 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 49 1038 AM 63 2020 52 -3 52  
MINIMUM 40 1106 PM 23 1955 41 -1 33  
AVERAGE 45 46 -1 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 1.34 1946 0.23 -0.20 0.00  
MONTH TO DATE 3.29 3.54 -0.25 5.09  
SINCE OCT 1 6.33 7.45 -1.12 7.98  
SINCE JAN 1 25.11 30.85 -5.74 25.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.6 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 19 1 22  
MONTH TO DATE 281 293 -12 283  
SINCE SEP 1 723 744 -21 676  
SINCE JUL 1 761 799 -38 688  
 
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 15 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 15.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 79 1100 PM  
AVERAGE 88  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 59 1965  
MINIMUM TEMPERATURE (F) 40 28 1946  
 
SUNRISE AND SUNSET  
NOVEMBER 18 2024......SUNRISE 719 AM PST SUNSET 429 PM PST  
NOVEMBER 19 2024......SUNRISE 721 AM PST SUNSET 428 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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