GROTON, MASSACHUSETTS

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

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DAILY WEATHER AVERAGE - 19 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	9.4 ^°C	14.2 ^°C	4.1 ^°C	21.1 ^°C (2007)	-2.2 ^°C (2008)
Dewpoint	4.2 ^°C	7.4 ^°C	1.2 ^°C	20 ^°C (2007)	-5 ^°C (2001)
Humidity	72.9 ^%	90.8 ^%	51.5 ^%		28 ^% (2001)
Barometer	1015.6 ^hPa	1019 ^hPa	1011.5 ^hPa	1031.2 ^hPa (1999)	1000 ^hPa (2007)
Wind Speed	9.5 ^km/h	21.7 ^km/h		38.9 ^km/h (1998)
Wind Gust		40.1 ^km/h		59.2 ^km/h (1998)
Precipitation	24.13 ^mm			42.93 ^mm (2007)

Weather Element	Average
Visibility	15 ^km
Wind Direction	SSE (151.2 °)

Weather Element	Total
Heating Degree Days	9.2 (Base 18.3)
Growing Degree Days	3.9 (Base 10)

Total Years on Record: 17

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