Belleek weather

Our guide to the weather in Belleek during September

15

Average high

3

UV Index

137mm

Monthly rainfall

88%

Humidity

We've looked at the most up-to-date weather data for Belleek, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Belleek weather in September.

What's the temperature like in Belleek during September?

The temperature reaches around 15℃ during the daytime in September, falling away to 9℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Belleek during September?

On average, there will be 10 rainy days during the month, amounting to 136.5mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Belleek during September?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during September. With moderate air temperatures, any breeze will feel cool.

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Weather in Belleek

Our month-by-month guide to the weather and climate in Belleek

6.0

Belleek weather in

January
6.8

Belleek weather in

February
8.5

Belleek weather in

March
11.0

Belleek weather in

April
13.2

Belleek weather in

May
15.7

Belleek weather in

June
16.8

Belleek weather in

July
16.3

Belleek weather in

August
14.8

Belleek weather in

September
11.9

Belleek weather in

October
8.5

Belleek weather in

November
6.4

Belleek weather in

December