Galway weather in January 2026

Expect 8°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Galway in January based on long-term weather averages. There is usually 22 days with some rainfall and 107 mm of average monthly rainfall in January.

  • 8°C maximum daytime temperature in January in Galway8
    8°C max day temperature
  • 2 hours of sunshine per day
  • 22 days with some rainfall in January in Galway22
    22 days with some rainfall
  • 2°C minimum night-time temperature in January in Galway2
    2°C min night temperature
  • 8 hours of daylight per day in January in Galway8
    8 hours of daylight per day
  • No heat & humidity in January in Galway0
    No heat & humidity
  • 107 mm monthly rainfall in January in Galway107
    107 mm of monthly rainfall
  • No UV (maximum) index in January in Galway0
    No UV (Maximum) Index UV index
  • 8°C sea temperature in January in Galway8
    8°C sea temperature

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The January weather guide for Ireland (Galway) 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 Galway in January?

Daytime temperatures usually reach 8°C in Galway in January, falling to 2°C at night.

How sunny is it in Galway in January?

There are normally 2 hours of bright sunshine each day in Galway in January - that's 18% of daylight hours.

Is the sea cold around Galway in January?

The average sea temperature around Galway in January is 8°C.

Does it rain in Galway in January?

There are usually 22 days with some rain in Galway in January and the average monthly rainfall is 107mm.

Galway January sunrise & sunset times

Browse the sunrise and sunset times for Galway in January 2026. Select a month to view Galway sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:51 16:29
Friday, 16th January 2026 08:42 16:50
Saturday, 31st January 2026 08:22 17:18

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