Average Temperatures in Maine

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

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

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