008  
CDUS46 KSEW 280826  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT FRI MAR 28 2025  
   
...............................  
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 27 2025  
 
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)  
YESTERDAY  
MAXIMUM 60 1104 AM 71 1994 56 4 53  
MINIMUM 47 615 AM 26 1975 41 6 43  
AVERAGE 54 48 6 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 0.64 1968 0.13 -0.06 0.54  
2005  
MONTH TO DATE 4.72 3.69 1.03 2.13  
SINCE OCT 1 23.52 29.17 -5.65 29.64  
SINCE JAN 1 10.12 13.23 -3.11 12.49  
 
SNOWFALL (IN)  
YESTERDAY MM T 1988 0.0  
2008  
MONTH TO DATE 0.0 0.3  
SINCE OCT 1 2.3 0.3  
SINCE JUL 1 2.3 0.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 17 -6 17  
MONTH TO DATE 483 493 -10 487  
SINCE MAR 1 483 493 -10 487  
SINCE JUL 1 3640 3540 100 3398  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 49 1200 PM  
AVERAGE 71  
   
......................................................  
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 73 1994  
MINIMUM TEMPERATURE (F) 41 26 1954  
 
SUNRISE AND SUNSET  
MARCH 28 2025.........SUNRISE 655 AM PDT SUNSET 734 PM PDT  
MARCH 29 2025.........SUNRISE 653 AM PDT SUNSET 735 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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