513  
CDUS46 KSEW 070117  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PDT SUN JUL 06 2025  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 6 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 79 458 PM 94 1960 76 3 91  
MINIMUM 57 505 AM 45 1949 56 1 61  
AVERAGE 68 66 2 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.44 1948 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.15 -0.15 0.00  
SINCE OCT 1 27.76 36.31 -8.55 33.49  
SINCE JAN 1 14.36 20.37 -6.01 16.34  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 2.3 0.3  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 5 12 -7 2  
SINCE JUN 1 99 130 -31 134  
SINCE JUL 1 5 12 -7 2  
 
COOLING  
TODAY 3 2 1 11  
MONTH TO DATE 11 12 -1 27  
SINCE JUN 1 53 41 12 46  
SINCE JAN 1 56 51 5 53    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 200 AM  
LOWEST 29 300 PM  
AVERAGE 50  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 2024  
MINIMUM TEMPERATURE (F) 56 47 1955  
 
SUNRISE AND SUNSET  
JULY 6 2025..........SUNRISE 520 AM PDT SUNSET 908 PM PDT  
JULY 7 2025..........SUNRISE 521 AM PDT SUNSET 907 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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