Temperature in Maine in July

Daytime highs, nighttime lows and the warmest cities in Maine, the United States of America this July.

Maine, the United States of America, a region in the United States of America, experiences high average maximum daytime temperatures in July, ranging from 22°C (72°F) in Northeast Harbor to 28°C (82°F) in South Berwick. Nighttime temperatures generally drop to 16°C (61°F) in South Berwick and 15°C (59°F) in Northeast Harbor. The month of July is in the summer season. On average, July is the warmest month of the year in Maine, the United States of America. So be prepared and pack summer clothes.

What is the temperature of the different cities in Maine, the United States of America in July?

Discover the typical July temperatures for the most popular locations of Maine on the map below. Detailed insights are just a click away.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Maine, check out our Maine's climate page.

See also: Maine weather by month.

Best Places to Visit in Maine in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Maine.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in July: blue is cold, red is hot.

See all July weather averages, cities and regions in Maine

Maine temperatures in July: frequently asked questions

How hot does it get in Maine, the United States of America in July?

Average daytime highs in Maine, the United States of America during July reach about 25°C (77°F) in Bar Harbor.

How cold does it get at night in Maine, the United States of America in July?

After dark, Bar Harbor cools to about 16°C (61°F) on an average July night.

What is the warmest city in July in Maine, the United States of America?

Data insights from our comprehensive database indicate that South Berwick is the city with the highest warmth. Daytime peaks average near 28°C (82°F), while the nights are characterized by a low temperature close to 16°C (61°F).

What is the coldest city in July in Maine, the United States of America?

In our database, Northeast Harbor is the chilliest city in July in Maine, the United States of America. Daytime temperatures typically peak at 22°C (72°F), while the nighttime lows hover around 15°C (59°F).

What is the water temperature in July?

The water temperature averages approximately 16°C (61°F) in Portland this month, generally too cold for comfortable swimming.

Interested in more climate information?

We have much more information about the climate in Maine.

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