PORTLAND, MAINE

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Elevation: 2 meters Latitude: 43 39N Longitude: 070 19W

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DAILY WEATHER AVERAGE - 17 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-1.1 ^°C	3 ^°C	-5.4 ^°C	13 ^°C (2000)	-20.6 ^°C (2013)
Dewpoint	-5.6 ^°C	-1.6 ^°C	-9.2 ^°C	10.6 ^°C (1996)	-23.9 ^°C (2002)
Humidity	74.3 ^%	89.8 ^%	54.8 ^%		28 ^% (2002)
Barometer	1014.9 ^hPa	1021.7 ^hPa	1006.8 ^hPa	1032.5 ^hPa (2008)	980.7 ^hPa (2007)
Wind Speed	13.4 ^km/h	25.6 ^km/h		51.8 ^km/h (2003)
Wind Gust		44.1 ^km/h		76 ^km/h (2003)
Precipitation	17.78 ^mm			69.09 ^mm (2000)

Weather Element	Average
Visibility	11.3 ^km
Wind Direction	SSW (200 °)

Weather Element	Total
Heating Degree Days	19.6 (Base 18.3)

Total Years on Record: 21

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