900  
CDUS46 KSEW 080926  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PST MON JAN 08 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 7 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 41 409 PM 59 2002 47 -6 49  
MINIMUM 36 828 AM 19 1973 38 -2 40  
AVERAGE 39 42 -3 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 2.29 2009 0.19 -0.08 0.28  
MONTH TO DATE 1.10 1.34 -0.24 0.43  
SINCE OCT 1 18.25 17.28 0.97 15.32  
SINCE JAN 1 1.10 1.34 -0.24 0.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.7 1980 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 26 23 3 20  
MONTH TO DATE 137 161 -24 140  
SINCE DEC 1 733 872 -139 945  
SINCE JUL 1 1736 1933 -197 1895  
 
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 1 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 2.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 300 AM  
LOWEST 76 200 PM  
AVERAGE 84  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 54 1953  
MINIMUM TEMPERATURE (F) 38 18 1949  
 
SUNRISE AND SUNSET  
JANUARY 8 2024.......SUNRISE 756 AM PST SUNSET 436 PM PST  
JANUARY 9 2024.......SUNRISE 755 AM PST SUNSET 437 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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