549  
CDUS46 KSEW 010827  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
127 AM PDT FRI NOV 01 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 31 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 51 1220 PM 71 1949 56 -5 53  
MINIMUM 41 615 AM 30 2003 44 -3 36  
2006  
AVERAGE 46 50 -4 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.37 1.30 2015 0.17 0.20 0.00  
MONTH TO DATE 3.04 3.91 -0.87 2.89  
SINCE OCT 1 3.04 3.91 -0.87 2.89  
SINCE JAN 1 21.82 27.31 -5.49 20.71  
 
SNOWFALL (IN)  
YESTERDAY MM MM MM 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 19 15 4 20  
MONTH TO DATE 336 349 -13 285  
SINCE SEP 1 442 451 -9 393  
SINCE JUL 1 480 506 -26 405  
 
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 5 RESULTANT WIND DIRECTION SE (130)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 100 AM  
LOWEST 68 1000 AM  
AVERAGE 82  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 67 1981  
MINIMUM TEMPERATURE (F) 44 30 2003  
 
SUNRISE AND SUNSET  
NOVEMBER 1 2024......SUNRISE 754 AM PDT SUNSET 551 PM PDT  
NOVEMBER 2 2024......SUNRISE 755 AM PDT SUNSET 549 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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