Bangor Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Bangor.
Climate overview of Bangor
Bangor, Brittany, France, has a moderate seasonal temperature range, with August reaching 21°C (70°F) and February cooling to 11°C (52°F).
Bangor sees a moderate amount of rainfall, totalling around 825 mm (32 in) per year.
Bangor Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bangor - and find the best time to visit.
Monthly Temperature in Bangor
The weather in Bangor changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a pleasant 21°C (70°F) in August, the warmest time of the year, to a chilly 11°C (52°F) during cooler months like February.
At night, you can expect temperatures ranging from 17°C (63°F) in August to around 8°C (46°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Bangor
Generally, Bangor experiences moderate precipitation patterns, averaging 825 mm (32 in) yearly. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, December it receives high rainfall, averaging 104 mm (4.1 in) of precipitation, recorded across 19 rainy days. In contrast, the driest month July brings less rainfall, with 41 mm (1.6 in) over 11 rainy days. 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
Best Time to Visit Bangor
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July, August and September
- Warmest weather: July, August and September
- Fewest rainy days: June, July, August and September
Frequently asked questions about the climate in Bangor
What is the best time to visit Bangor?
July, August and September typically offer the most optimal weather in Bangor. In contrast, December tends to have less optimal conditions.
What temperatures can I expect in Bangor?
Daytime highs range from 11°C (52°F) in February to 21°C (70°F) in August. Nighttime lows range from 8°C (46°F) to 17°C (63°F).
How much rain does Bangor get?
Annual rainfall is around 825 mm (32 in). December is the wettest month with 104 mm (4.1 in), while July is the driest with 41 mm (1.6 in).
Bangor 3-Day Forecast
Bangor on the map
Bangor is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
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18°C (64°F) 
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