NANTUCKET, MASSACHUSETTS

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Elevation: 14 meters Latitude: 41 16N Longitude: 070 03W

WEATHER

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DAILY WEATHER AVERAGE - 21 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	13.1 ^°C	15.9 ^°C	9.8 ^°C	21.1 ^°C (2015)	3.9 ^°C (2005)
Dewpoint	8.3 ^°C	10.8 ^°C	5.5 ^°C	17.7 ^°C (1995)	-1.1 ^°C (2006)
Humidity	73.8 ^%	87.9 ^%	58.6 ^%		42 ^% (2006)
Barometer	1014.9 ^hPa	1017.9 ^hPa	1012.2 ^hPa	1026.8 ^hPa (2015)	997.6 ^hPa (2003)
Wind Speed	20.1 ^km/h	30.1 ^km/h		46.3 ^km/h (1995)
Wind Gust		46.5 ^km/h		72.3 ^km/h (2010)
Precipitation	4.06 ^mm			5.59 ^mm (2014)

Weather Element	Average
Visibility	15.1 ^km
Wind Direction	SW (220.2 °)

Weather Element	Total
Heating Degree Days	5.8 (Base 18.3)
Growing Degree Days	3.7 (Base 10)

Total Years on Record: 21

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