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Bangor (ME) Weather and Climate: A Comprehensive Guide

Bangor experiences great temperature shifts. The city's weather can transition from warm days to very cold weather. It also has a notably wet climate with much precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

The climate in Bangor is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 27°C in July, the warmest time of the year, to a very cold -2°C during cooler months like January.

At night, temperatures typically drop to an average of around -12°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Bangor has a notably wet climate with abundant precipitation, recording 1148 mm of rain/snowfall per year. While rainfall varies throughout the year, each season offers its own charm. October brings wetter days averaging 144 mm of precipitation, spread over 13 rainy days.

In contrast, January experiences a drier climate, with about 68 mm of snowfall spread across 9 snowy days.

The mean monthly precipitation over the year, including rain, hail and snow

Forecast for Bangor (ME)

Sun   Dec 22
-8°C | -16°C
NW 6 m/s
almost clear and no rain

almost clear and no rain

Mon   Dec 23
-5°C | -15°C
W 2 m/s
almost clear and no rain

almost clear and no rain

Tue   Dec 24
-2°C | -8°C
N 4 m/s
17 mm
broken clouds and snow

broken clouds and snow

The best time of year to visit Bangor in the United States of America

During the months of June, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in Bangor?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Bangor?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Bangor?
    The coldest month is January with an average maximum temperature of -2°C.
  • Which is the wettest month in Bangor?
    October tops the wettest month list with 144 mm of rainfall.
  • Which is the driest month in Bangor?
    January is the driest month with 68 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.