Bangor Weather & Climate: Best Time to Visit

In Bangor, seasonal changes bring about a moderate variation in temperatures. Average daytime temperatures reach a moderate 17°C (63°F) in August. In February, the coolest month of the year, temperatures drop to a chilly 9°C (48°F).

At night, temperatures range from around 13°C (55°F) in August to 5°C (41°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Bangor has a notably wet climate with abundant precipitation, recording 1169 mm (46 in) of rainfall per year. Despite minor fluctuations, Bangor enjoys fairly consistent precipitation throughout the year. In October, you can expect around 121 mm (4.8 in) of precipitation, while in April, Bangor receives about 76 mm (3 in). For more details, please visit our Bangor Precipitation page.

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

The average number of days each month with precipitation

Bangor can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 6.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.3 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The city experiences its highest humidity in September, reaching 91%. In February, the humidity drops to its lowest level at 86%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year