949  
CDUS46 KSEW 010926  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PST SUN DEC 01 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 30 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 44 351 PM 59 2012 49 -5 46  
MINIMUM 34 556 AM 21 1985 38 -4 34  
AVERAGE 39 44 -5 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.50 1964 0.21 -0.21 0.14  
MONTH TO DATE 4.86 6.31 -1.45 5.78  
SINCE OCT 1 7.90 10.22 -2.32 8.67  
SINCE JAN 1 26.68 33.62 -6.94 26.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.0 1950 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 26 21 5 25  
MONTH TO DATE 561 555 6 598  
SINCE SEP 1 1003 1006 -3 991  
SINCE JUL 1 1041 1061 -20 1003  
 
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 2 RESULTANT WIND DIRECTION E (110)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 200 AM  
LOWEST 67 100 PM  
AVERAGE 80  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 57 1958  
MINIMUM TEMPERATURE (F) 38 20 1985  
 
SUNRISE AND SUNSET  
DECEMBER 1 2024......SUNRISE 737 AM PST SUNSET 420 PM PST  
DECEMBER 2 2024......SUNRISE 738 AM PST SUNSET 420 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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