BOSTON, MASSACHUSETTS

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Elevation: 1 meter Latitude: 42 22N Longitude: 071 02W

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DAILY WEATHER AVERAGE - 20 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	21.3 ^°C	25.4 ^°C	17.8 ^°C	32.2 ^°C (2004)	13.3 ^°C (2008)
Dewpoint	15.8 ^°C	17.8 ^°C	13.3 ^°C	23.3 ^°C (2006)	6.1 ^°C (2010)
Humidity	72.4 ^%	86.6 ^%	55 ^%		25 ^% (2010)
Barometer	1017.3 ^hPa	1019.3 ^hPa	1015.2 ^hPa	1028.4 ^hPa (1996)	1006.1 ^hPa (2006)
Wind Speed	13.5 ^km/h	23.5 ^km/h		33.3 ^km/h (2004)
Wind Gust		38.3 ^km/h		55.5 ^km/h (2004)
Precipitation	20.07 ^mm			43.18 ^mm (2009)

Weather Element	Average
Visibility	15.1 ^km
Wind Direction	SSE (163.4 °)

Total Years on Record: 20

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