Dublin weather in October 2025

Expect daytime maximum temperatures of 57°F in Dublin, Ireland in October based on long-term weather averages. There are 3 hours of sunshine per day on average with 16 days with some rainfall and typically 2.6 inches of rainfall in the month.

  • 57°F maximum daytime temperature in October in Dublin57
    57°F max day temperature
  • 3 hours of sunshine per day
  • 16 days with some rainfall in October in Dublin16
    16 days with some rainfall
  • 46°F minimum night-time temperature in October in Dublin46
    46°F min night temperature
  • 11 hours of daylight per day in October in Dublin11
    11 hours of daylight per day
  • No heat & humidity in October in Dublin0
    No heat & humidity
  • 2.6 inches monthly rainfall in October in Dublin2.6
    2.6 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Dublin2
    2 (Low) UV index
  • 55°F sea temperature in October in Dublin55
    55°F sea temperature

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The October weather guide for Ireland (Dublin) 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 Dublin in October?

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

How sunny is it in Dublin in October?

There are normally 3 hours of bright sunshine each day in Dublin in October - that's 29% of daylight hours.

How warm is the sea around Dublin in October?

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

Does it rain in Dublin in October?

There are usually 16 days with some rain in Dublin in October and the average monthly rainfall is 2.6 inches.

Dublin October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:27 18:01
Thursday, 16th October 2025 06:54 17:26
Friday, 31st October 2025 07:22 16:54

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