976  
CDUS46 KSEW 130119  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PDT SAT OCT 12 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 12 2024...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 66 440 PM 72 2006 62 4 65  
MINIMUM 45 409 AM 36 2021 48 -3 48  
AVERAGE 56 55 1 57  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 1998 0.11 -0.11 0.00  
MONTH TO DATE 0.78 1.15 -0.37 1.29  
SINCE OCT 1 0.78 1.15 -0.37 1.29  
SINCE JAN 1 19.56 24.55 -4.99 19.11  
 
SNOWFALL (IN)  
TODAY 0.0 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 0  
 
DEGREE DAYS  
HEATING  
TODAY 9 10 -1 8  
MONTH TO DATE 101 102 -1 72  
SINCE SEP 1 207 204 3 180  
SINCE JUL 1 245 259 -14 192  
 
COOLING  
TODAY 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 0 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 42 400 PM  
AVERAGE 71  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 75 1961  
2022  
MINIMUM TEMPERATURE (F) 48 35 1954  
 
SUNRISE AND SUNSET  
OCTOBER 12 2024.......SUNRISE 724 AM PDT SUNSET 626 PM PDT  
OCTOBER 13 2024.......SUNRISE 726 AM PDT SUNSET 624 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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