Northern Ireland weather in April 2025

Expect 11°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Northern Ireland in April. Check more long-term weather averages for Northern Ireland in April before you book your next holiday to Northern Ireland in 2025/2026.

  • 11°C maximum daytime temperature in April in Northern Ireland (Belfast)11
    11°C max day temperature
  • 5 hours of sunshine per day
  • 15 days with some rainfall in April in Northern Ireland (Belfast)15
    15 days with some rainfall
  • 4°C minimum night-time temperature in April in Northern Ireland (Belfast)4
    4°C min night temperature
  • 14 hours of daylight per day in April in Northern Ireland (Belfast)14
    14 hours of daylight per day
  • No heat & humidity in April in Northern Ireland (Belfast)0
    No heat & humidity
  • 63 mm monthly rainfall in April in Northern Ireland (Belfast)63
    63 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in April in Northern Ireland (Belfast)3
    3 (Moderate) UV index
  • 8°C sea temperature in April in Northern Ireland (Belfast)8
    8°C 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.

All Northern Ireland destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the UK

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.

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.

Is the sea cold around Northern Ireland in April?

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

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.

Northern Ireland April sunrise & sunset times

Browse the sunrise and sunset times for Northern Ireland in April 2025. 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.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 05:55 19:01
Tuesday, 15th April 2025 05:21 19:27
Wednesday, 30th April 2025 04:47 19:56

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