GROTON, MASSACHUSETTS

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

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DAILY WEATHER AVERAGE - 17 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	22.8 ^°C	28.4 ^°C	17.7 ^°C	33.3 ^°C (2009)	13.3 ^°C (2013)
Dewpoint	16.5 ^°C	19.1 ^°C	13.5 ^°C	22.2 ^°C (2010)	6.7 ^°C (2007)
Humidity	70.4 ^%	92.2 ^%	44.7 ^%		27 ^% (2007)
Barometer	1015.9 ^hPa	1017.9 ^hPa	1013.5 ^hPa	1026.1 ^hPa (2013)	1007.8 ^hPa (2012)
Wind Speed	7.7 ^km/h	19.2 ^km/h		31.5 ^km/h (2012)
Wind Gust		34.4 ^km/h		50.1 ^km/h (2012)
Precipitation	13.21 ^mm			35.31 ^mm (2012)

Weather Element	Average
Visibility	14.2 ^km
Wind Direction	SSE (155 °)

Weather Element	Total
Cooling Degree Days	4.8 (Base 18.3)
Growing Degree Days	13.1 (Base 10)

Total Years on Record: 17

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