CHATHAM, MASSACHUSETTS

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

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DAILY WEATHER AVERAGE - 17 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	12.3 ^°C	16.1 ^°C	9.3 ^°C	23.9 ^°C (2015)	5 ^°C (2005)
Dewpoint	8.3 ^°C	10.6 ^°C	5.2 ^°C	16.7 ^°C (2015)	-2.2 ^°C (2012)
Humidity	78.9 ^%	92.9 ^%	56.8 ^%		33 ^% (2012)
Barometer	1016.9 ^hPa	1019.6 ^hPa	1014.2 ^hPa	1033.2 ^hPa (2004)	991.9 ^hPa (2008)
Wind Speed	12.9 ^km/h	22.7 ^km/h		35.2 ^km/h (2014)
Wind Gust		39.4 ^km/h		62.9 ^km/h (2014)
Precipitation	11.18 ^mm			51.31 ^mm (2008)

Weather Element	Average
Visibility	13 ^km
Wind Direction	ESE (127.8 °)

Weather Element	Total
Heating Degree Days	5.6 (Base 18.3)
Growing Degree Days	3.9 (Base 10)

Total Years on Record: 19

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