maine average summer temperature
The average summer temperature in Maine depends on which part of the state you are talking about, since different parts of the state have different averages. In general, summer temperatures in Maine tend to be about 77 to 79 degrees Fahrenheit, though in some places they may run slightly below or slightly over that.
1 Record Coldest year in Maine - 1904 / Avg temperature 38.44 degrees. 2  Maine average Summer temperature (June, July, August) 63.7 F degrees, 46th warmest U.S. summer state. 3  Maine average Winter temperature (December, January, February) 16.8 F degrees, 4th coldest U.S. winter state.