189  
CDUS46 KSEW 060217  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PST FRI JAN 05 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 5 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 47 148 PM 59 2023 47 0 59  
MINIMUM 40 1211 AM 15 1982 37 3 48  
AVERAGE 44 42 2 54  
 
PRECIPITATION (IN)  
TODAY 0.14 1.33 2006 0.19 -0.05 T  
MONTH TO DATE 0.48 0.96 -0.48 0.03  
SINCE OCT 1 17.63 16.90 0.73 14.92  
SINCE JAN 1 0.48 0.96 -0.48 0.03  
 
SNOWFALL (IN)  
TODAY MM 2.0 1959 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 0.0 5.8  
SINCE JUL 1 0.0 5.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 21 23 -2 11  
MONTH TO DATE 86 115 -29 102  
SINCE DEC 1 682 826 -144 907  
SINCE JUL 1 1685 1887 -202 1857  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 65 100 PM  
AVERAGE 77  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 57 2002  
2003  
MINIMUM TEMPERATURE (F) 37 14 1982  
 
SUNRISE AND SUNSET  
JANUARY 5 2024.......SUNRISE 756 AM PST SUNSET 433 PM PST  
JANUARY 6 2024.......SUNRISE 756 AM PST SUNSET 434 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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