CHATHAM, MASSACHUSETTS

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Elevation: 20 meters Latitude: 41 41N Longitude: 069 59W

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DAILY WEATHER AVERAGE - 20 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.7 ^°C	21.3 ^°C	13.7 ^°C	23.9 ^°C (2013)	7.2 ^°C (2009)
Dewpoint	14.4 ^°C	16.9 ^°C	10.8 ^°C	21.7 ^°C (2015)	2.8 ^°C (1996)
Humidity	82.2 ^%	95.1 ^%	64.1 ^%		39 ^% (1996)
Barometer	1017.6 ^hPa	1020.3 ^hPa	1015.6 ^hPa	1030.5 ^hPa (2008)	1001 ^hPa (2006)
Wind Speed	10.6 ^km/h	20 ^km/h		29.6 ^km/h (1997)
Wind Gust		34.8 ^km/h		51.8 ^km/h (2010)
Precipitation	6.35 ^mm			45.97 ^mm (2006)

Weather Element	Average
Visibility	13.2 ^km
Wind Direction	SE (130.2 °)

Total Years on Record: 19

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