SEA-TAC, WASHINGTON

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

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DAILY WEATHER AVERAGE - 14 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	11.5 ^°C	15.2 ^°C	8.8 ^°C	20.6 ^°C (2005)	3.9 ^°C (2013)
Dewpoint	8.6 ^°C	10.3 ^°C	6.7 ^°C	14 ^°C (2012)	1.7 ^°C (1995)
Humidity	83.2 ^%	95.2 ^%	64.8 ^%		40 ^% (1995)
Barometer	1019 ^hPa	1022 ^hPa	1015.6 ^hPa	1033.2 ^hPa (2008)	989.8 ^hPa (2009)
Wind Speed	11.3 ^km/h	21.2 ^km/h		44.4 ^km/h (2009)
Wind Gust		44.4 ^km/h		55.5 ^km/h (2009)
Precipitation	8.89 ^mm			25.4 ^mm (2012)

Weather Element	Average
Visibility	15.1 ^km
Wind Direction	SSE (148.1 °)

Weather Element	Total
Heating Degree Days	6.3 (Base 18.3)
Growing Degree Days	2.5 (Base 10)

Total Years on Record: 21

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