Glendalough weather in May 2025

Expect 13°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Glendalough in May. Check more long-term weather averages for Glendalough in May before you book your next holiday to Ireland in 2025/2026.

  • 13°C maximum daytime temperature in May in Glendalough13
    13°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Glendalough16
    16 days with some rainfall
  • 5°C minimum night-time temperature in May in Glendalough5
    5°C min night temperature
  • 16 hours of daylight per day in May in Glendalough16
    16 hours of daylight per day
  • No heat & humidity in May in Glendalough0
    No heat & humidity
  • 96 mm monthly rainfall in May in Glendalough96
    96 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Glendalough5
    5 (Moderate) UV index

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Glendalough by month

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The May weather guide for Ireland (Glendalough) 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 Glendalough in May?

Daytime temperatures usually reach 13°C in Glendalough in May, falling to 5°C at night.

How sunny is it in Glendalough in May?

There are normally 6 hours of bright sunshine each day in Glendalough in May - that's 38% of daylight hours.

Does it rain in Glendalough in May?

There are usually 16 days with some rain in Glendalough in May and the average monthly rainfall is 96mm.

Glendalough May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:52 19:54
Friday, 16th May 2025 04:25 20:19
Saturday, 31st May 2025 04:07 20:40

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