Northern Ireland weather in April 2026

Q: How warm is it in Northern Ireland in April?

Daytime temperatures usually reach 11°C in Belfast, Northern Ireland in April, falling to 4°C at night.

Q: How sunny is it in Northern Ireland in April?

There are normally 5 hours of bright sunshine each day in Belfast, Northern Ireland in April - that's 35% of daylight hours.

Q: Is the sea cold around Northern Ireland in April?

The average sea temperature around Belfast, Northern Ireland in April is 8°C.

Q: Does it rain in Northern Ireland in April?

There are usually 15 days with some rain in Belfast, Northern Ireland in April and the average monthly rainfall is 63mm.

Expect daytime maximum temperatures of 52°F in Northern Ireland, UK in April based on long-term weather averages. There are 5 hours of sunshine per day on average with 15 days with some rainfall and typically 2.5 inches of rainfall in the month.

52
52°F max day temperature
5
5 hours of sunshine per day
15
15 days with some rainfall
39
39°F min night temperature
14
14 hours of daylight per day
0
No heat & humidity
2.5
2.5 inches of monthly rainfall
3
3 (Moderate) UV index
46
46°F sea temperature

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The April 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 countries, regions and places in Northern Ireland in April. Select a holiday destination to see more weather parameters.

52
Belfast
52
Londonderry

All Northern Ireland destinations

Metric (°C) | Imperial (°F)

More about the UK

How warm is it in Northern Ireland in April?

Daytime temperatures usually reach 52°F in Belfast, Northern Ireland in April, falling to 39°F at night.

How sunny is it in Northern Ireland in April?

There are normally 5 hours of bright sunshine each day in Belfast, Northern Ireland in April - that's 35% of daylight hours.

How warm is the sea around Northern Ireland in April?

The average sea temperature around Belfast, Northern Ireland in April is 46°F.

Does it rain in Northern Ireland in April?

There are usually 15 days with some rain in Belfast, Northern Ireland in April and the average monthly rainfall is 2.5 inches.

Northern Ireland April sunrise & sunset times

Browse the sunrise and sunset times for Northern Ireland in April 2026. 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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