CHELSEA, MASSACHUSETTS

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

WEATHER

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DAILY WEATHER AVERAGE - 20 MARCH

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	3.7 ^°C	7.1 ^°C	0.1 ^°C	21.7 ^°C (2010)	-5.6 ^°C (2006)
Dewpoint	-2.9 ^°C	0.9 ^°C	-6.3 ^°C	12.2 ^°C (2012)	-16.7 ^°C (2010)
Humidity	66 ^%	85.3 ^%	46.8 ^%		23 ^% (2010)
Barometer	1018.3 ^hPa	1023.4 ^hPa	1013.9 ^hPa	1037.9 ^hPa (2011)	991.9 ^hPa (2008)
Wind Speed	18.2 ^km/h	30.6 ^km/h		48.1 ^km/h (2007)
Wind Gust		46.5 ^km/h		66.6 ^km/h (2008)
Precipitation	7.11 ^mm			21.08 ^mm (2002)

Weather Element	Average
Visibility	14.8 ^km
Wind Direction	SSW (188.4 °)

Weather Element	Total
Heating Degree Days	14.8 (Base 18.3)
Growing Degree Days	3.8 (Base 10)

Total Years on Record: 22

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