SEA-TAC, WASHINGTON

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Elevation: 137 meters Latitude: 47 27N Longitude: 122 18W

WEATHER

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DAILY WEATHER AVERAGE - 28 NOVEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	5.6 ^°C	8.4 ^°C	2.8 ^°C	15.1 ^°C (1999)	-6.7 ^°C (2006)
Dewpoint	2.7 ^°C	4.7 ^°C	0.5 ^°C	12.2 ^°C (1995)	-11.1 ^°C (2000)
Humidity	83 ^%	94.9 ^%	66.1 ^%		42 ^% (2000)
Barometer	1018.3 ^hPa	1023.7 ^hPa	1013.5 ^hPa	1034.9 ^hPa (2004)	986.1 ^hPa (2001)
Wind Speed	12.1 ^km/h	23 ^km/h		37 ^km/h (1997)
Wind Gust		42.6 ^km/h		48.1 ^km/h (1997)
Precipitation	12.45 ^mm			36.83 ^mm (1995)

Weather Element	Average
Visibility	14.2 ^km
Wind Direction	ESE (125 °)

Weather Element	Total
Heating Degree Days	12.7 (Base 18.3)
Growing Degree Days	1.3 (Base 10)

Total Years on Record: 20

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