GROTON, MASSACHUSETTS

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Elevation: 104 meters Latitude: 42 36N Longitude: 071 35W

WEATHER

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DAILY WEATHER AVERAGE - 5 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	1.6 ^°C	6.3 ^°C	-3.3 ^°C	17.8 ^°C (2001)	-12.2 ^°C (2003)
Dewpoint	-3.6 ^°C	-0.4 ^°C	-7.4 ^°C	11.1 ^°C (2012)	-15.6 ^°C (2000)
Humidity	70.7 ^%	86.8 ^%	50.1 ^%		18 ^% (2000)
Barometer	1018.6 ^hPa	1022.7 ^hPa	1014.9 ^hPa	1040 ^hPa (2014)	994.9 ^hPa (1997)
Wind Speed	8.4 ^km/h	20.1 ^km/h		35.2 ^km/h (2004)
Wind Gust		39.3 ^km/h		59.2 ^km/h (2004)
Precipitation	5.33 ^mm			13.46 ^mm (2009)

Weather Element	Average
Visibility	13.7 ^km
Wind Direction	SSE (150.8 °)

Weather Element	Total
Heating Degree Days	16.9 (Base 18.3)
Growing Degree Days	1.4 (Base 10)

Total Years on Record: 19

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