810  
CDUS46 KSEW 280216  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
616 PM PST TUE FEB 27 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 27 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 42 459 PM 70 1968 52 -10 42  
MINIMUM 29 320 AM 20 1962 38 -9 32  
AVERAGE 36 45 -9 37  
 
PRECIPITATION (IN)  
TODAY 0.03 2.23 1972 0.13 -0.10 0.15  
MONTH TO DATE 2.28 3.63 -1.35 2.32  
SINCE OCT 1 25.74 25.35 0.39 20.30  
SINCE JAN 1 8.59 9.41 -0.82 5.41  
 
SNOWFALL (IN)  
TODAY 0.0 1.5 1971 T  
MONTH TO DATE T 2.2  
SINCE OCT 1 T 8.1  
SINCE JUL 1 T 8.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 20 9 28  
MONTH TO DATE 550 567 -17 647  
SINCE DEC 1 1844 1965 -121 2110  
SINCE JUL 1 2847 3026 -179 3060  
 
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 5 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 300 AM  
LOWEST 69 1200 AM  
AVERAGE 77  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 68 1968  
MINIMUM TEMPERATURE (F) 38 24 1951  
1971  
 
SUNRISE AND SUNSET  
FEBRUARY 27 2024......SUNRISE 654 AM PST SUNSET 551 PM PST  
FEBRUARY 28 2024......SUNRISE 652 AM PST SUNSET 552 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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