169  
CDUS46 KSEW 250220  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
620 PM PST FRI JAN 24 2025  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 24 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 43 324 PM 58 1995 49 -6 51  
2015  
MINIMUM 36 511 AM 10 1950 38 -2 43  
AVERAGE 40 43 -3 47  
 
PRECIPITATION (IN)  
TODAY T 1.36 1984 0.18 -0.18 0.40  
MONTH TO DATE 1.04 4.56 -3.52 4.59  
SINCE OCT 1 14.43 20.50 -6.07 21.74  
SINCE JAN 1 1.04 4.56 -3.52 4.59  
 
SNOWFALL (IN)  
TODAY MM 3.5 1972 0.0  
MONTH TO DATE 0.0 T  
SINCE OCT 1 0.0 T  
SINCE JUL 1 0.0 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 25 22 3 18  
MONTH TO DATE 603 536 67 636  
SINCE DEC 1 1249 1247 2 1232  
SINCE JUL 1 2290 2308 -18 2235  
 
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 8 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 500 AM  
LOWEST 57 400 PM  
AVERAGE 75  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 63 2015  
MINIMUM TEMPERATURE (F) 38 7 1950  
 
SUNRISE AND SUNSET  
JANUARY 24 2025.......SUNRISE 744 AM PST SUNSET 459 PM PST  
JANUARY 25 2025.......SUNRISE 743 AM PST SUNSET 501 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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