222  
CDUS46 KSEW 070116  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
616 PM PDT MON OCT 06 2025  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 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 70 312 PM 78 1952 64 6 67  
2014  
MINIMUM 46 605 AM 37 1946 49 -3 46  
1955  
AVERAGE 58 57 1 57  
 
PRECIPITATION (IN)  
TODAY 0.00 2.72 1981 0.10 -0.10 0.00  
MONTH TO DATE 0.30 0.52 -0.22 0.42  
SINCE OCT 1 0.30 0.52 -0.22 0.42  
SINCE JAN 1 16.57 23.92 -7.35 19.20  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 7 8 -1 8  
MONTH TO DATE 36 45 -9 52  
SINCE SEP 1 87 147 -60 158  
SINCE JUL 1 111 202 -91 196  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 34 30 4 42  
SINCE JAN 1 328 263 65 315    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 39 300 PM  
AVERAGE 66  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 79 2023  
MINIMUM TEMPERATURE (F) 49 37 1983  
 
SUNRISE AND SUNSET  
OCTOBER 6 2025.......SUNRISE 716 AM PDT SUNSET 638 PM PDT  
OCTOBER 7 2025.......SUNRISE 717 AM PDT SUNSET 636 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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