564  
CDUS46 KSEW 070933  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
133 AM PST SUN JAN 07 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 6 2024...  
 
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)  
YESTERDAY  
MAXIMUM 44 1212 AM 57 2002 47 -3 53  
2003  
MINIMUM 36 706 PM 14 1982 37 -1 41  
AVERAGE 40 42 -2 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.42 2.00 2022 0.19 0.23 0.12  
MONTH TO DATE 0.99 1.15 -0.16 0.15  
SINCE OCT 1 18.14 17.09 1.05 15.04  
SINCE JAN 1 0.99 1.15 -0.16 0.15  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1965 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 23 2 18  
MONTH TO DATE 111 138 -27 120  
SINCE DEC 1 707 849 -142 925  
SINCE JUL 1 1710 1910 -200 1875  
 
COOLING  
YESTERDAY 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 4 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 79 300 PM  
AVERAGE 86  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 59 2002  
MINIMUM TEMPERATURE (F) 38 19 1973  
 
SUNRISE AND SUNSET  
JANUARY 7 2024.......SUNRISE 756 AM PST SUNSET 435 PM PST  
JANUARY 8 2024.......SUNRISE 756 AM PST SUNSET 436 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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