Ballycastle weather

Our guide to the weather in Ballycastle during October

12

Average high

3

UV Index

166mm

Monthly rainfall

84%

Humidity

We've looked at the most up-to-date weather data for Ballycastle, 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 Ballycastle weather in October.

What's the temperature like in Ballycastle during October?

The temperature is extremely stable in October with average highs of 12℃ and lows just 3℃ lower at 9℃. 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 Ballycastle during October?

On average, there will be 12 rainy days during the month, amounting to 166.4mm 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 Ballycastle during October?

Expect moderate breeze becoming stronger at times during October, with occasional gusts up to 23mph. With moderate air temperatures, any breeze will feel cool.

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Weather in Ballycastle

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

6.8

Ballycastle weather in

January
7.0

Ballycastle weather in

February
8.2

Ballycastle weather in

March
9.9

Ballycastle weather in

April
12.1

Ballycastle weather in

May
14.5

Ballycastle weather in

June
15.8

Ballycastle weather in

July
15.8

Ballycastle weather in

August
14.6

Ballycastle weather in

September
12.3

Ballycastle weather in

October
9.4

Ballycastle weather in

November
7.5

Ballycastle weather in

December