MERCER ISLAND, WASHINGTON

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

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DAILY WEATHER AVERAGE - 20 JUNE

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.2 ^°C	22.2 ^°C	12.6 ^°C	31.1 ^°C (2004)	10.6 ^°C (2012)
Dewpoint	9.3 ^°C	11.3 ^°C	7.2 ^°C	14 ^°C (1997)	2.2 ^°C (2004)
Humidity	62.9 ^%	84.1 ^%	42.4 ^%		17 ^% (2004)
Barometer	1017.9 ^hPa	1020 ^hPa	1015.6 ^hPa	1026.4 ^hPa (2006)	1010.5 ^hPa (1999)
Wind Speed	8.9 ^km/h	17.9 ^km/h		27.8 ^km/h (1998)
Wind Gust		28.8 ^km/h		31.5 ^km/h (2005)
Precipitation	4.32 ^mm			5.84 ^mm (2003)

Weather Element	Average
Visibility	20 ^km
Wind Direction	SE (137.3 °)

Total Years on Record: 20

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