904  
CDUS46 KSEW 100217  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PST SUN FEB 09 2025  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 9 2025...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 40 246 PM 63 2016 50 -10 49  
MINIMUM 33 704 AM 25 2019 38 -5 37  
AVERAGE 37 44 -7 43  
 
PRECIPITATION (IN)  
TODAY T 2.98 1951 0.14 -0.14 0.01  
MONTH TO DATE 0.59 1.33 -0.74 0.57  
SINCE OCT 1 15.91 23.05 -7.14 24.24  
SINCE JAN 1 2.51 7.11 -4.60 7.09  
 
SNOWFALL (IN)  
TODAY T 2.0 1985 0.0  
MONTH TO DATE 2.3 0.0  
SINCE OCT 1 2.3 T  
SINCE JUL 1 2.3 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 28 21 7 22  
MONTH TO DATE 267 194 73 176  
SINCE DEC 1 1705 1592 113 1491  
SINCE JUL 1 2746 2653 93 2494  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 300 AM  
LOWEST 62 1200 PM  
AVERAGE 79  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 65 1963  
MINIMUM TEMPERATURE (F) 38 21 2019  
 
SUNRISE AND SUNSET  
FEBRUARY 9 2025......SUNRISE 723 AM PST SUNSET 524 PM PST  
FEBRUARY 10 2025......SUNRISE 722 AM PST SUNSET 526 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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