Average Annual Temperatures in Maine

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Average annual temperatures for cities, towns, parks and lakes throughout Maine are listed below in degrees Fahrenheit and Celsius.

The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1971 to 2000.

You can jump to a separate table for Maine's Coast, Central Maine and Northern Maine.

Maine Coast

Average annual temperatures
High °F Low °F Place High °C Low °C
56 38 Acadia National Park 13  3
54 35 Belfast 12  2
56 36 Brunswick 13  2
53 36 Eastport 12  2
55 36 Ellsworth 13  2
53 34 Jonesboro 12  1
55 35 Kennebunkport 13  2
55 37 Newcastle 13  3
52 39 Port Clyde 11  4
56 37 Portland 13  3

Central Maine

Average temperatures for the year
High °F Low °F Place High °C Low °C
55 37 Augusta 13  3
55 34 Bangor 13  1
53 30 Dover-Foxcroft 12 -1
49 29 Flagstaff Lake, Long Falls Dam 10 -2
54 34 Grand Lake Stream 12  1
54 36 Lewiston 12  2
51 29 Lower Richardson Lake, Middle Dam 11 -2
51 27 Rangeley 10 -3
55 34 Waterville 13  1

Northern Maine

Average yearly temperatures
High °F Low °F Place High °C Low °C
50 30 Chesuncook Lake, Ripogenus Dam 10 -1
49 27 Fort Kent   9 -3
52 32 Millinocket 11  0
50 29 Moosehead Lake, Brassua Dam 10 -2
52 31 Presque Isle 11  0
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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