742  
CDUS46 KSEW 270225  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
625 PM PST TUE DEC 26 2023  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 26 2023...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 53 227 PM 62 1980 46 7 57  
MINIMUM 44 927 AM 20 2021 37 7 46  
AVERAGE 49 42 7 52  
 
PRECIPITATION (IN)  
TODAY 0.09 2.14 1974 0.19 -0.10 1.12  
MONTH TO DATE 8.22 4.81 3.41 6.53  
SINCE OCT 1 16.89 15.03 1.86 13.87  
SINCE JAN 1 34.71 38.43 -3.72 39.25  
 
SNOWFALL (IN)  
TODAY 0.0 8.8 1974 0.0  
MONTH TO DATE 0.0 4.7  
SINCE OCT 1 0.0 5.8  
SINCE JUL 1 0.0 5.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 16 23 -7 13  
MONTH TO DATE 525 594 -69 711  
SINCE DEC 1 525 594 -69 711  
SINCE JUL 1 1528 1655 -127 1661  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 378 263 115 394    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 63 400 PM  
AVERAGE 78  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 58 1994  
MINIMUM TEMPERATURE (F) 37 17 2021  
 
SUNRISE AND SUNSET  
DECEMBER 26 2023......SUNRISE 756 AM PST SUNSET 424 PM PST  
DECEMBER 27 2023......SUNRISE 756 AM PST SUNSET 424 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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