Ballycastle weather in October 2025

Expect 12°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Ballycastle in October. Check more long-term weather averages for Ballycastle in October before you book your next holiday to Northern Ireland in 2025/2026.

  • 12°C maximum daytime temperature in October in Ballycastle12
    12°C max day temperature
  • 3 hours of sunshine per day
  • 21 days with some rainfall in October in Ballycastle21
    21 days with some rainfall
  • 7°C minimum night-time temperature in October in Ballycastle7
    7°C min night temperature
  • 10 hours of daylight per day in October in Ballycastle10
    10 hours of daylight per day
  • No heat & humidity in October in Ballycastle0
    No heat & humidity
  • 128 mm monthly rainfall in October in Ballycastle128
    128 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Ballycastle2
    2 (Low) UV index
  • 13°C sea temperature in October in Ballycastle13
    13°C sea temperature

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The October weather guide for Northern Ireland (Ballycastle) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the UK

How warm is it in Ballycastle in October?

Daytime temperatures usually reach 12°C in Ballycastle in October, falling to 7°C at night.

How sunny is it in Ballycastle in October?

There are normally 3 hours of bright sunshine each day in Ballycastle in October - that's 24% of daylight hours.

How warm is the sea around Ballycastle in October?

The average sea temperature around Ballycastle in October is 13°C.

Does it rain in Ballycastle in October?

There are usually 21 days with some rain in Ballycastle in October and the average monthly rainfall is 128mm.

Ballycastle October sunrise & sunset times

Browse the sunrise and sunset times for Ballycastle in October 2025. Select a month to view Ballycastle sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:28 18:00
Thursday, 16th October 2025 06:57 17:23
Friday, 31st October 2025 07:28 16:49

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