SEATTLE, WASHINGTON

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Elevation: 37 meters Latitude: 47 39N Longitude: 122 18W

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DAILY WEATHER AVERAGE - 12 MARCH

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	8.5 ^°C	11.9 ^°C	5.3 ^°C	21 ^°C (1998)	-1.1 ^°C (2006)
Dewpoint	4.2 ^°C	6.1 ^°C	1.8 ^°C	11.7 ^°C (2003)	-6.1 ^°C (2005)
Humidity	76.2 ^%	91.9 ^%	56.3 ^%		36 ^% (2005)
Barometer	1017.6 ^hPa	1021 ^hPa	1013.9 ^hPa	1031.2 ^hPa (2009)	993.6 ^hPa (2012)
Wind Speed	10.5 ^km/h	20.8 ^km/h		35.2 ^km/h (2012)
Wind Gust		38 ^km/h		51.8 ^km/h (2012)
Precipitation	15.24 ^mm			34.54 ^mm (2003)

Weather Element	Average
Visibility	16.6 ^km
Wind Direction	SE (134.6 °)

Weather Element	Total
Heating Degree Days	9.8 (Base 18.3)
Growing Degree Days	3.2 (Base 10)

Total Years on Record: 21

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