998  
CDUS46 KSEW 020826  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT MON JUN 02 2025  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 1 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 67 504 PM 94 1970 69 -2 63  
MINIMUM 47 508 AM 40 1951 51 -4 54  
AVERAGE 57 60 -3 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.75 1968 0.06 -0.06 T  
MONTH TO DATE 0.00 0.06 -0.06 T  
SINCE OCT 1 27.34 34.77 -7.43 32.30  
SINCE JAN 1 13.94 18.83 -4.89 15.15  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 2.3 0.3  
SINCE JUL 1 2.3 0.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 6 2 6  
MONTH TO DATE 8 6 2 6  
SINCE JUN 1 8 6 2 6  
SINCE JUL 1 4335 4264 71 4178  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 1 -1 0  
SINCE JUN 1 0 1 -1 0  
SINCE JAN 1 3 11 -8 7    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 500 AM  
LOWEST 34 600 PM  
AVERAGE 62  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 94 1970  
MINIMUM TEMPERATURE (F) 51 40 1951  
 
SUNRISE AND SUNSET  
JUNE 2 2025..........SUNRISE 515 AM PDT SUNSET 900 PM PDT  
JUNE 3 2025..........SUNRISE 515 AM PDT SUNSET 901 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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