CHATHAM, MASSACHUSETTS

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Elevation: 66 feet Latitude: 41 41N Longitude: 069 59W

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DAILY WEATHER AVERAGE - DECEMBER 9

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	37.9 ^°F	43.9 ^°F	29.3 ^°F	57.2 ^°F (2009)	14 ^°F (2008)
Dewpoint	30.5 ^°F	37.7 ^°F	21.8 ^°F	55.9 ^°F (2014)	1.9 ^°F (2006)
Humidity	76.1 ^%	89.3 ^%	58.3 ^%		39 ^% (2006)
Barometer	30.13 ⁱⁿ	30.34 ⁱⁿ	29.96 ⁱⁿ	30.59 ⁱⁿ (2002)	29.20 ⁱⁿ (2009)
Wind Speed	7.3 ^mph	14.3 ^mph		29.9 ^mph (2009)
Wind Gust		28.8 ^mph		64.4 ^mph (2005)
Precipitation	1.27 ⁱⁿ			5.80 ⁱⁿ (2014)

Weather Element	Average
Visibility	8.5 ^mi
Wind Direction	SE (129.8 °)

Weather Element	Total
Heating Degree Days	28.4 (Base 18.3)

Total Years on Record: 20

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