Sligo weather in May 2025

Expect 14°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Sligo in May. Check more long-term weather averages for Sligo in May before you book your next holiday to Ireland in 2025/2026.

  • 14°C maximum daytime temperature in May in Sligo14
    14°C max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in May in Sligo19
    19 days with some rainfall
  • 5°C minimum night-time temperature in May in Sligo5
    5°C min night temperature
  • 16 hours of daylight per day in May in Sligo16
    16 hours of daylight per day
  • No heat & humidity in May in Sligo0
    No heat & humidity
  • 85 mm monthly rainfall in May in Sligo85
    85 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Sligo5
    5 (Moderate) UV index
  • 11°C sea temperature in May in Sligo11
    11°C sea temperature

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

Daytime temperatures usually reach 14°C in Sligo in May, falling to 5°C at night.

How sunny is it in Sligo in May?

There are normally 5 hours of bright sunshine each day in Sligo in May - that's 32% of daylight hours.

Is the sea cold around Sligo in May?

The average sea temperature around Sligo in May is 11°C.

Does it rain in Sligo in May?

There are usually 19 days with some rain in Sligo in May and the average monthly rainfall is 85mm.

Sligo May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:56 20:07
Friday, 16th May 2025 04:28 20:34
Saturday, 31st May 2025 04:08 20:56

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