013  
CDUS46 KSEW 200121  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
621 PM PDT TUE MAR 19 2024  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 19 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 64 420 PM 79 2019 55 9 60  
MINIMUM 43 632 AM 27 1965 40 3 46  
AVERAGE 54 48 6 53  
 
PRECIPITATION (IN)  
TODAY 0.00 1.27 1997 0.13 -0.13 T  
MONTH TO DATE 1.14 2.63 -1.49 1.98  
SINCE OCT 1 28.44 28.11 0.33 22.32  
SINCE JAN 1 11.29 12.17 -0.88 7.43  
 
SNOWFALL (IN)  
TODAY 0.0 0.7 1966 0.0  
MONTH TO DATE 0.3 T  
SINCE OCT 1 0.3 8.1  
SINCE JUL 1 0.3 8.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 11 18 -7 12  
MONTH TO DATE 366 357 9 378  
SINCE MAR 1 366 357 9 378  
SINCE JUL 1 3256 3404 -148 3465  
 
COOLING  
TODAY 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 1 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 300 AM  
LOWEST 46 200 PM  
AVERAGE 66  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 79 2019  
MINIMUM TEMPERATURE (F) 40 26 1955  
 
SUNRISE AND SUNSET  
MARCH 19 2024.........SUNRISE 713 AM PDT SUNSET 722 PM PDT  
MARCH 20 2024.........SUNRISE 711 AM PDT SUNSET 723 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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