MERCER ISLAND, WASHINGTON

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Elevation: 69 meters Latitude: 47 32N Longitude: 122 18W

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DAILY WEATHER AVERAGE - 24 MARCH

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	9.2 ^°C	13.4 ^°C	5.3 ^°C	21.1 ^°C (2010)	0.6 ^°C (2013)
Dewpoint	3.1 ^°C	5.7 ^°C	0.5 ^°C	12.8 ^°C (2001)	-10 ^°C (2010)
Humidity	69 ^%	89.1 ^%	48.3 ^%		26 ^% (2010)
Barometer	1015.9 ^hPa	1019.6 ^hPa	1011.5 ^hPa	1029.5 ^hPa (1997)	995.6 ^hPa (2011)
Wind Speed	9 ^km/h	19.6 ^km/h		33.3 ^km/h (2006)
Wind Gust		35.6 ^km/h		44.4 ^km/h (2004)
Precipitation	7.11 ^mm			17.27 ^mm (2007)

Weather Element	Average
Visibility	19.2 ^km
Wind Direction	SE (139.3 °)

Weather Element	Total
Heating Degree Days	9 (Base 18.3)
Growing Degree Days	2.1 (Base 10)

Total Years on Record: 21

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