Castlebar weather in April 2026

Expect daytime maximum temperatures of 54°F in Castlebar, Ireland in April based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 2.6 inches of rainfall in the month.

  • 54°F maximum daytime temperature in April in Castlebar54
    54°F max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in April in Castlebar17
    17 days with some rainfall
  • 39°F minimum night-time temperature in April in Castlebar39
    39°F 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
  • 2.6 inches monthly rainfall in April in Castlebar2.6
    2.6 inches 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)  |  Imperial (°F)

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How warm is it in Castlebar in April?

Daytime temperatures usually reach 54°F in Castlebar in April, falling to 39°F 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 2.6 inches.

Castlebar April sunrise & sunset times

Browse the sunrise and sunset times for Castlebar in April 2026. Select a month to view Castlebar sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 06:10 19:13
Wednesday, 15th April 2026 05:37 19:39
Thursday, 30th April 2026 05:03 20:07

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