Maine weather in July

The state broadly agrees with itself in July: afternoons run 80° in Portland, Maine and 79° in Bar Harbor, with everywhere else in between.

Based on 2 weather stations. Two stations, both on the coast — the North Woods interior gets a longer, colder winter than either of these.

Southern Coast

Highs near 80°, nights around 61°, and 3.4 in of rain in a typical July.

Place	Highs / lows	Wet days	The short version
Portland, Maine	80° / 61°	7	Warm, busy, and the harbor smells like actual work.

Highs near 79°, nights around 60°, and 3.3 in of rain in a typical July.

Place	Highs / lows	Wet days	The short version
Bar Harbor	79° / 60°	6	Warm on land, shockingly cold in the water. Both true.

Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.