Bangor Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Bangor.

Climate overview of Bangor

Temperatures in Bangor, Down County, United Kingdom, shift moderately through the seasons. The warmest month is August at 17°C (63°F), and the coolest is February at 9°C (48°F).

With around 1169 mm (46 in) of annual rainfall, Bangor has a notably wet climate. The wettest month is October. The sunniest month is May, with 6.1 hours of sunshine per day on average.

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

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

Rainfall in Bangor

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

Sunshine Hours in Bangor

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

Data from: Belfast, Ireland (35 KM, 21 Miles).

Daily hours of sunshine

Data from: Belfast, Ireland (35 KM, 21 Miles).

Humidity in Bangor by Month

Best Time to Visit Bangor

Bangor's weather is most enjoyable during July, August and September, with comfortable temperatures from 16°C (61°F) to 17°C (63°F). The moderate conditions ensure pleasant weather for exploring the area. Expect varied weather during this period with rainfall between 95 mm (3.7 in) and 98 mm (3.9 in), providing a good balance of sunny and rainy days.

Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.

Frequently asked questions about the climate in Bangor

What is the best time to visit Bangor?

June, July, August and September typically offer the most optimal weather in Bangor. In contrast, January, February, March, November and December tend to have less optimal conditions.

What temperatures can I expect in Bangor?

Daytime highs range from 9°C (48°F) in February to 17°C (63°F) in August. Nighttime lows range from 5°C (41°F) to 13°C (55°F).

How much rain does Bangor get?

Annual rainfall is around 1169 mm (46 in). October is the wettest month with 121 mm (4.8 in), while April is the driest with 76 mm (3 in).

How sunny is Bangor?

Bangor receives around 1,297 hours of sunshine per year. May is the sunniest month with 184 hours, while December is the cloudiest with just 39 hours.

Bangor 3-Day Forecast

Bangor 3-Day Forecast

Bangor on the map

Bangor is highlighted — select any city to see its climate.

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