Castlebar weather in April 2025

Expect 12°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Castlebar in April. Check more long-term weather averages for Castlebar in April before you book your next holiday to Ireland in 2025/2026.

  • 12°C maximum daytime temperature in April in Castlebar12
    12°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in April in Castlebar17
    17 days with some rainfall
  • 4°C minimum night-time temperature in April in Castlebar4
    4°C min night temperature
  • 14 hours of daylight per day in April in Castlebar14
    14 hours of daylight per day
  • No heat & humidity in April in Castlebar0
    No heat & humidity
  • 66 mm monthly rainfall in April in Castlebar66
    66 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in April in Castlebar4
    4 (Moderate) UV index

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The April weather guide for Ireland (Castlebar) 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 Castlebar in April?

Daytime temperatures usually reach 12°C in Castlebar in April, falling to 4°C at night.

How sunny is it in Castlebar in April?

There are normally 5 hours of bright sunshine each day in Castlebar in April - that's 33% of daylight hours.

Does it rain in Castlebar in April?

There are usually 17 days with some rain in Castlebar in April and the average monthly rainfall is 66mm.

Castlebar April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:10 19:13
Tuesday, 15th April 2025 05:36 19:39
Wednesday, 30th April 2025 05:03 20:07

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