BOSTON, MASSACHUSETTS

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Elevation: 1 meter Latitude: 42 22N Longitude: 071 02W

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DAILY WEATHER AVERAGE - 9 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	1.5 ^°C	5.1 ^°C	-2.2 ^°C	13.3 ^°C (2008)	-11.1 ^°C (2002)
Dewpoint	-3.6 ^°C	0.9 ^°C	-8.8 ^°C	10.6 ^°C (2008)	-25 ^°C (2002)
Humidity	71.4 ^%	87.9 ^%	52.6 ^%		28 ^% (2002)
Barometer	1021.3 ^hPa	1027.8 ^hPa	1014.6 ^hPa	1036.9 ^hPa (2002)	988.8 ^hPa (2009)
Wind Speed	17.2 ^km/h	30.6 ^km/h		59.2 ^km/h (2009)
Wind Gust		49.9 ^km/h		77.7 ^km/h (2014)
Precipitation	28.45 ^mm			118.62 ^mm (2014)

Weather Element	Average
Visibility	13.2 ^km
Wind Direction	SSW (209.7 °)

Weather Element	Total
Heating Degree Days	16.9 (Base 18.3)

Total Years on Record: 21

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