732  
CDUS46 KSEW 200218  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
618 PM PST SUN JAN 19 2025  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 19 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 42 324 PM 62 2005 48 -6 47  
MINIMUM 28 727 AM 18 1954 38 -10 37  
AVERAGE 35 43 -8 42  
 
PRECIPITATION (IN)  
TODAY 0.00 2.26 1967 0.19 -0.19 0.02  
MONTH TO DATE 1.04 3.64 -2.60 3.03  
SINCE OCT 1 14.43 19.58 -5.15 20.18  
SINCE JAN 1 1.04 3.64 -2.60 3.03  
 
SNOWFALL (IN)  
TODAY 0.0 3.5 1996 0.0  
MONTH TO DATE 0.0 T  
SINCE OCT 1 0.0 T  
SINCE JUL 1 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 30 22 8 23  
MONTH TO DATE 459 426 33 542  
SINCE DEC 1 1105 1137 -32 1138  
SINCE JUL 1 2146 2198 -52 2141  
 
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 6 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 600 AM  
LOWEST 53 300 PM  
AVERAGE 75  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 64 1981  
MINIMUM TEMPERATURE (F) 38 16 1954  
1962  
 
SUNRISE AND SUNSET  
JANUARY 19 2025.......SUNRISE 749 AM PST SUNSET 452 PM PST  
JANUARY 20 2025.......SUNRISE 748 AM PST SUNSET 453 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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