Valentia Island weather in October 2025

Expect 14°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Valentia Island in October. Check more long-term weather averages for Valentia Island in October before you book your next holiday to Ireland in 2025/2026.

  • 14°C maximum daytime temperature in October in Valentia Island14
    14°C max day temperature
  • 3 hours of sunshine per day
  • 20 days with some rainfall in October in Valentia Island20
    20 days with some rainfall
  • 8°C minimum night-time temperature in October in Valentia Island8
    8°C min night temperature
  • 11 hours of daylight per day in October in Valentia Island11
    11 hours of daylight per day
  • No heat & humidity in October in Valentia Island0
    No heat & humidity
  • 162 mm monthly rainfall in October in Valentia Island162
    162 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Valentia Island2
    2 (Low) UV index
  • 13°C sea temperature in October in Valentia Island13
    13°C sea temperature

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The October weather guide for Ireland (Valentia Island) 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 Ireland

How warm is it in Valentia Island in October?

Daytime temperatures usually reach 14°C in Valentia Island in October, falling to 8°C at night.

How sunny is it in Valentia Island in October?

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

How warm is the sea around Valentia Island in October?

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

Does it rain in Valentia Island in October?

There are usually 20 days with some rain in Valentia Island in October and the average monthly rainfall is 162mm.

Valentia Island October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:43 18:18
Thursday, 16th October 2025 07:08 17:45
Friday, 31st October 2025 07:35 17:15

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