117  
CDUS46 KSEW 300118  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
618 PM PDT SAT JUN 29 2024  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 29 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 75 159 PM 93 1987 74 1 81  
MINIMUM 55 349 AM 45 1949 55 0 55  
AVERAGE 65 64 1 68  
 
PRECIPITATION (IN)  
TODAY 0.00 0.64 1992 0.04 -0.04 0.00  
MONTH TO DATE 1.19 1.42 -0.23 1.22  
SINCE OCT 1 33.28 36.13 -2.85 28.91  
SINCE JAN 1 16.13 20.19 -4.06 14.02  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 0.3 8.1  
SINCE JUL 1 0.3 8.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 132 115 17 112  
SINCE JUN 1 132 115 17 112  
SINCE JUL 1 4283 4373 -90 4433  
 
COOLING  
TODAY 0 2 -2 3  
MONTH TO DATE 16 34 -18 25  
SINCE JUN 1 16 34 -18 25  
SINCE JAN 1 23 44 -21 60    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 400 AM  
LOWEST 41 100 PM  
AVERAGE 59  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 96 1995  
MINIMUM TEMPERATURE (F) 55 43 1949  
 
SUNRISE AND SUNSET  
JUNE 29 2024..........SUNRISE 515 AM PDT SUNSET 910 PM PDT  
JUNE 30 2024..........SUNRISE 516 AM PDT SUNSET 910 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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