Castletownbere weather in October 2025

Expect 57°F daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Castletownbere in October. Check more long-term weather averages for Castletownbere in October before you book your next holiday to Ireland in 2025/2026.

  • 57°F maximum daytime temperature in October in Castletownbere57
    57°F max day temperature
  • 3 hours of sunshine per day
  • 22 days with some rainfall in October in Castletownbere22
    22 days with some rainfall
  • 46°F minimum night-time temperature in October in Castletownbere46
    46°F min night temperature
  • 11 hours of daylight per day in October in Castletownbere11
    11 hours of daylight per day
  • No heat & humidity in October in Castletownbere0
    No heat & humidity
  • 6.2 inches monthly rainfall in October in Castletownbere6.2
    6.2 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Castletownbere2
    2 (Low) UV index
  • 55°F sea temperature in October in Castletownbere55
    55°F sea temperature

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The October weather guide for Ireland (Castletownbere) 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)  |  Imperial (°F)

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More about Ireland

How warm is it in Castletownbere in October?

Daytime temperatures usually reach 57°F in Castletownbere in October, falling to 46°F at night.

How sunny is it in Castletownbere in October?

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

How warm is the sea around Castletownbere in October?

The average sea temperature around Castletownbere in October is 55°F.

Does it rain in Castletownbere in October?

There are usually 22 days with some rain in Castletownbere in October and the average monthly rainfall is 6.2 inches.

Castletownbere October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:41 18:17
Thursday, 16th October 2025 07:06 17:44
Friday, 31st October 2025 07:32 17:14

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