115  
CDUS46 KSEW 080828  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
128 AM PDT MON JUN 08 2026  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 7 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 65 356 PM 90 2003 70 -5 81  
MINIMUM 47 110 AM 42 1946 52 -5 55  
AVERAGE 56 61 -5 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.81 1964 0.05 -0.05 0.00  
MONTH TO DATE 0.05 0.39 -0.34 0.00  
SINCE OCT 1 34.64 35.10 -0.46 27.34  
SINCE JAN 1 17.86 19.16 -1.30 13.94  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 3.0 2.3  
SINCE JUL 1 3.0 2.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 5 4 0  
MONTH TO DATE 34 36 -2 20  
SINCE JUN 1 34 36 -2 20  
SINCE JUL 1 3949 4294 -345 4347  
 
COOLING  
YESTERDAY 0 1 -1 3  
MONTH TO DATE 6 7 -1 6  
SINCE JUN 1 6 7 -1 6  
SINCE JAN 1 16 17 -1 9    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 400 AM  
LOWEST 38 400 PM  
AVERAGE 64  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 2025  
MINIMUM TEMPERATURE (F) 52 42 2002  
 
SUNRISE AND SUNSET  
JUNE 8 2026..........SUNRISE 513 AM PDT SUNSET 904 PM PDT  
JUNE 9 2026..........SUNRISE 513 AM PDT SUNSET 905 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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