Bangor weather in May 2025

Expect 14°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Bangor in May. Check more long-term weather averages for Bangor in May before you book your next holiday to Northern Ireland in 2025/2026.

  • 14°C maximum daytime temperature in May in Bangor14
    14°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Bangor16
    16 days with some rainfall
  • 6°C minimum night-time temperature in May in Bangor6
    6°C min night temperature
  • 16 hours of daylight per day in May in Bangor16
    16 hours of daylight per day
  • No heat & humidity in May in Bangor0
    No heat & humidity
  • 62 mm monthly rainfall in May in Bangor62
    62 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Bangor5
    5 (Moderate) UV index
  • 9°C sea temperature in May in Bangor9
    9°C sea temperature

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The May weather guide for Northern Ireland (Bangor) 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 the UK

How warm is it in Bangor in May?

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

How sunny is it in Bangor in May?

There are normally 6 hours of bright sunshine each day in Bangor in May - that's 37% of daylight hours.

Is the sea cold around Bangor in May?

The average sea temperature around Bangor in May is 9°C.

Does it rain in Bangor in May?

There are usually 16 days with some rain in Bangor in May and the average monthly rainfall is 62mm.

Bangor May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:44 19:57
Friday, 16th May 2025 04:15 20:25
Saturday, 31st May 2025 03:54 20:47

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