GROTON, MASSACHUSETTS

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

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DAILY WEATHER AVERAGE - 19 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	16.5 ^°C	22.7 ^°C	10 ^°C	27.8 ^°C (2015)	3.3 ^°C (2014)
Dewpoint	10.2 ^°C	12.8 ^°C	7.2 ^°C	22.2 ^°C (2003)	-2.8 ^°C (2007)
Humidity	69.6 ^%	90.8 ^%	44.1 ^%		26 ^% (2007)
Barometer	1020.3 ^hPa	1023.4 ^hPa	1017.3 ^hPa	1035.2 ^hPa (2008)	1004.1 ^hPa (2006)
Wind Speed	8.5 ^km/h	18.3 ^km/h		31.5 ^km/h (2004)
Wind Gust		33.3 ^km/h		42.6 ^km/h (2004)
Precipitation	8.13 ^mm			26.92 ^mm (2003)

Weather Element	Average
Visibility	15.3 ^km
Wind Direction	SSE (141.2 °)

Total Years on Record: 19

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