829  
CDUS46 KSEW 200116  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
616 PM PDT WED JUN 19 2024  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 19 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 79 452 PM 92 1982 72 7 62  
MINIMUM 49 343 AM 43 1951 53 -4 47  
1955  
AVERAGE 64 62 2 55  
 
PRECIPITATION (IN)  
TODAY 0.00 0.33 1989 0.05 -0.05 0.01  
MONTH TO DATE 1.16 1.01 0.15 0.80  
SINCE OCT 1 33.25 35.72 -2.47 28.49  
SINCE JAN 1 16.10 19.78 -3.68 13.60  
 
SNOWFALL (IN)  
TODAY MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 1 4 -3 10  
MONTH TO DATE 116 87 29 93  
SINCE JUN 1 116 87 29 93  
SINCE JUL 1 4267 4345 -78 4414  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 1 19 -18 17  
SINCE JUN 1 1 19 -18 17  
SINCE JAN 1 8 29 -21 52    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 35 300 PM  
AVERAGE 61  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 88 2004  
2018  
MINIMUM TEMPERATURE (F) 54 43 1960  
 
SUNRISE AND SUNSET  
JUNE 19 2024..........SUNRISE 512 AM PDT SUNSET 910 PM PDT  
JUNE 20 2024..........SUNRISE 512 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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