CHELSEA, MASSACHUSETTS

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Elevation: 9 meters Latitude: 42 24N Longitude: 071 06W

WEATHER

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DAILY WEATHER AVERAGE - 20 NOVEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	6.8 ^°C	10.9 ^°C	2.9 ^°C	19.4 ^°C (2009)	-5.6 ^°C (2008)
Dewpoint	0.7 ^°C	3.7 ^°C	-2.8 ^°C	16.1 ^°C (2009)	-14.4 ^°C (2013)
Humidity	67.8 ^%	82.6 ^%	50.4 ^%		26 ^% (2005)
Barometer	1016.6 ^hPa	1021 ^hPa	1012.9 ^hPa	1037.3 ^hPa (2013)	995.3 ^hPa (2003)
Wind Speed	17.2 ^km/h	28.3 ^km/h		37 ^km/h (2011)
Wind Gust		43.1 ^km/h		57.5 ^km/h (2001)
Precipitation	12.45 ^mm			61.21 ^mm (2015)

Weather Element	Average
Visibility	14.5 ^km
Wind Direction	WSW (241.5 °)

Weather Element	Total
Heating Degree Days	11.4 (Base 18.3)
Growing Degree Days	2.5 (Base 10)

Total Years on Record: 21

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