CHATHAM, MASSACHUSETTS

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

WEATHER

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DAILY WEATHER AVERAGE - 21 APRIL

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	8.8 ^°C	12.4 ^°C	5.1 ^°C	18.9 ^°C (2010)	1.1 ^°C (2006)
Dewpoint	4.2 ^°C	7.1 ^°C	0.7 ^°C	13.3 ^°C (2012)	-8.3 ^°C (2003)
Humidity	75.5 ^%	91.5 ^%	56.6 ^%		29 ^% (2003)
Barometer	1017.3 ^hPa	1021 ^hPa	1013.9 ^hPa	1038.9 ^hPa (2013)	1002 ^hPa (2015)
Wind Speed	12.4 ^km/h	22 ^km/h		37 ^km/h (2009)
Wind Gust		40.6 ^km/h		59.2 ^km/h (2009)
Precipitation	25.15 ^mm			94.74 ^mm (2009)

Weather Element	Average
Visibility	13.7 ^km
Wind Direction	SSE (147.7 °)

Weather Element	Total
Heating Degree Days	9.6 (Base 18.3)
Growing Degree Days	1.5 (Base 10)

Total Years on Record: 19

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