BOSTON, MASSACHUSETTS

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

WEATHER

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DAILY WEATHER AVERAGE - 4 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	4.3 ^°C	7.6 ^°C	0.9 ^°C	20.6 ^°C (1998)	-8.3 ^°C (2002)
Dewpoint	-2.8 ^°C	0.3 ^°C	-6.2 ^°C	12.2 ^°C (2012)	-18.3 ^°C (2002)
Humidity	62.3 ^%	78 ^%	46.9 ^%		26 ^% (2002)
Barometer	1017.9 ^hPa	1022.4 ^hPa	1013.9 ^hPa	1036.9 ^hPa (2011)	993.9 ^hPa (2007)
Wind Speed	16.3 ^km/h	27.2 ^km/h		44.4 ^km/h (1998)
Wind Gust		45.7 ^km/h		68.6 ^km/h (1998)
Precipitation	3.81 ^mm			8.89 ^mm (2006)

Weather Element	Average
Visibility	15 ^km
Wind Direction	WSW (250.6 °)

Weather Element	Total
Heating Degree Days	14.1 (Base 18.3)
Growing Degree Days	2.7 (Base 10)

Total Years on Record: 21

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