Westport weather in May 2025

Expect daytime maximum temperatures of 14°C in Westport, Ireland in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 82 mm of rainfall in the month.

  • 14°C maximum daytime temperature in May in Westport14
    14°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in May in Westport19
    19 days with some rainfall
  • 6°C minimum night-time temperature in May in Westport6
    6°C min night temperature
  • 16 hours of daylight per day in May in Westport16
    16 hours of daylight per day
  • No heat & humidity in May in Westport0
    No heat & humidity
  • 82 mm monthly rainfall in May in Westport82
    82 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Westport5
    5 (Moderate) UV index
  • 11°C sea temperature in May in Westport11
    11°C sea temperature

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The May weather guide for Ireland (Westport) 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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How warm is it in Westport in May?

Daytime temperatures usually reach 14°C in Westport in May, falling to 6°C at night.

How sunny is it in Westport in May?

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

Is the sea cold around Westport in May?

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

Does it rain in Westport in May?

There are usually 19 days with some rain in Westport in May and the average monthly rainfall is 82mm.

Westport May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:02 20:10
Friday, 16th May 2025 04:34 20:36
Saturday, 31st May 2025 04:15 20:58

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