Bangor Weather in September

With daytime temperatures of 16°C (61°F) and nighttime lows of 12°C (54°F), September in Bangor brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 95 mm (3.7 in) falls on average.

Rainfall in Bangor in September

You can typically expect 17 days of rain this month, averaging around 95 mm (3.7 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Bangor in September

Temperatures in Bangor in September top out at 16°C (61°F) and drop to 12°C (54°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Bangor in September

The area enjoys a moderate level of sunlight, with around 109 hours. It's a good balance between sunny and cloudy days.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Bangor.

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• January
• February
• March
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• May
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• October
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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Bangor's climate page.

Bangor Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 16°C (61°F)  

Chance of Rain 57%  

Precipitation 95 mm (3.7 in)  

Rainy days 17 days  

Humidity 91% *  

Sunshine 109 hours *  

Percentage Sunshine 28% *  

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

What to Wear in Bangor in September

For Bangor in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Bangor in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Bangor

Temperature Rainfall Sunshine Humidity

See the full Bangor climate overview or explore weather in the United Kingdom.