PORTLAND, MAINE

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

WEATHER

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DAILY WEATHER AVERAGE - 18 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	11.9 ^°C	16.9 ^°C	7.1 ^°C	27 ^°C (1998)	2.2 ^°C (2003)
Dewpoint	7.2 ^°C	9.7 ^°C	4.7 ^°C	17.2 ^°C (2004)	-1.1 ^°C (2003)
Humidity	76.6 ^%	94.9 ^%	55.7 ^%		26 ^% (2003)
Barometer	1016.3 ^hPa	1019 ^hPa	1013.2 ^hPa	1029.1 ^hPa (2003)	992.2 ^hPa (2008)
Wind Speed	11.4 ^km/h	23 ^km/h		33.3 ^km/h (1997)
Wind Gust		34.9 ^km/h		46.3 ^km/h (1998)
Precipitation	9.65 ^mm			26.42 ^mm (2007)

Weather Element	Average
Visibility	13.4 ^km
Wind Direction	SSE (159.1 °)

Weather Element	Total
Heating Degree Days	6.3 (Base 18.3)
Growing Degree Days	3.1 (Base 10)

Total Years on Record: 21

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