925  
CDUS46 KSEW 040928  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
128 AM PST TUE MAR 04 2025  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 3 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 51 436 PM 69 1965 52 -1 43  
MINIMUM 43 1159 PM 20 1989 39 4 35  
AVERAGE 47 45 2 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 2.08 1950 0.14 -0.12 0.10  
MONTH TO DATE 0.02 0.43 -0.41 0.33  
SINCE OCT 1 18.82 25.91 -7.09 27.84  
SINCE JAN 1 5.42 9.97 -4.55 10.69  
 
SNOWFALL (IN)  
YESTERDAY MM 4.7 1960 T  
MONTH TO DATE 0.0 T  
SINCE OCT 1 2.3 T  
SINCE JUL 1 2.3 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 20 -2 26  
MONTH TO DATE 50 60 -10 78  
SINCE MAR 1 50 60 -10 78  
SINCE JUL 1 3207 3107 100 2989  
 
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 7 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 65 400 PM  
AVERAGE 83  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 68 1965  
1987  
MINIMUM TEMPERATURE (F) 39 11 1955  
 
SUNRISE AND SUNSET  
MARCH 4 2025.........SUNRISE 643 AM PST SUNSET 559 PM PST  
MARCH 5 2025.........SUNRISE 641 AM PST SUNSET 601 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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