MERCER ISLAND, WASHINGTON

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

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DAILY WEATHER AVERAGE - 26 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	5.9 ^°C	8.9 ^°C	2.3 ^°C	17.8 ^°C (2015)	-17.2 ^°C (2011)
Dewpoint	2.6 ^°C	4.4 ^°C	-0.7 ^°C	13.3 ^°C (2003)	-17.2 ^°C (2009)
Humidity	80.2 ^%	92.7 ^%	63 ^%		27 ^% (2009)
Barometer	1017.6 ^hPa	1021.3 ^hPa	1013.9 ^hPa	1036.6 ^hPa (2012)	1003.4 ^hPa (2008)
Wind Speed	9.5 ^km/h	19.2 ^km/h		31.5 ^km/h (2006)
Wind Gust		38.9 ^km/h		44.4 ^km/h (2012)
Precipitation	7.11 ^mm			21.34 ^mm (2003)

Weather Element	Average
Visibility	15.9 ^km
Wind Direction	ESE (125.3 °)

Weather Element	Total
Heating Degree Days	12.7 (Base 18.3)
Growing Degree Days	1.6 (Base 10)

Total Years on Record: 22

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