Galway weather in May 2024

Expect 59°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Galway in May. Check more long-term weather averages for Galway in May before you book your next holiday to Ireland in 2024/2025.

  • 59°F maximum daytime temperature in May in Galway59
    59°F max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in May in Galway18
    18 days with some rainfall
  • 45°F minimum night-time temperature in May in Galway45
    45°F min night temperature
  • 16 hours of daylight per day in May in Galway16
    16 hours of daylight per day
  • No heat & humidity in May in Galway0
    No heat & humidity
  • 2.8 inches monthly rainfall in May in Galway2.8
    2.8 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Galway5
    5 (Moderate) UV index
  • 52°F sea temperature in May in Galway52
    52°F sea temperature

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The May 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)  |  Imperial (°F)

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More about Ireland

How warm is it in Galway in May?

Daytime temperatures usually reach 59°F in Galway in May, falling to 45°F at night.

How sunny is it in Galway in May?

There are normally 6 hours of bright sunshine each day in Galway in May - that's 35% of daylight hours.

How warm is the sea around Galway in May?

The average sea temperature around Galway in May is 52°F.

Does it rain in Galway in May?

There are usually 18 days with some rain in Galway in May and the average monthly rainfall is 2.8 inches.

Galway May sunrise & sunset times

Browse the sunrise and sunset times for Galway in May 2024. Select a month to view Galway sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:01 21:06
Thursday, 16th May 2024 05:35 21:32
Friday, 31st May 2024 05:16 21:53

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