Northern Ireland weather in May 2024

Expect 57°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Northern Ireland in May. Check more long-term weather averages for Northern Ireland in May before you book your next holiday to Northern Ireland in 2024/2025.

57
57°F max day temperature
6
6 hours of sunshine per day
16
16 days with some rainfall
43
43°F min night temperature
16
16 hours of daylight per day
0
No heat & humidity
2.6
2.6 inches of monthly rainfall
5
5 (Moderate) UV index
48
48°F sea temperature

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The May weather guide for Northern Ireland (Belfast) 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.

Top Northern Ireland destinations

Below are average maximum temperatures at popular destinations in Northern Ireland in May. Select a destination to see more weather parameters.

57
Belfast
57
Londonderry

All Northern Ireland destinations

Metric (°C) | Imperial (°F)

More about the UK

How warm is it in Northern Ireland in May?

Daytime temperatures usually reach 57°F in Belfast, Northern Ireland in May, falling to 43°F at night.

How sunny is it in Northern Ireland in May?

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

How warm is the sea around Northern Ireland in May?

The average sea temperature around Belfast, Northern Ireland in May is 48°F.

Does it rain in Northern Ireland in May?

There are usually 16 days with some rain in Belfast, Northern Ireland in May and the average monthly rainfall is 2.6 inches.

Northern Ireland May sunrise & sunset times

Browse the sunrise and sunset times for Northern Ireland in May 2024. Select a month to view Northern Ireland sunrise and sunset times for the next 12 months. The Northern Ireland sunrise and sunset times shown below are for Belfast.

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