Arklow weather in April 2026

Expect daytime maximum temperatures of 11°C in Arklow, Ireland in April based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 57 mm of rainfall in the month.

  • 11°C maximum daytime temperature in April in Arklow11
    11°C max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in April in Arklow14
    14 days with some rainfall
  • 5°C minimum night-time temperature in April in Arklow5
    5°C min night temperature
  • 14 hours of daylight per day in April in Arklow14
    14 hours of daylight per day
  • No heat & humidity in April in Arklow0
    No heat & humidity
  • 57 mm monthly rainfall in April in Arklow57
    57 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in April in Arklow4
    4 (Moderate) UV index
  • 8°C sea temperature in April in Arklow8
    8°C sea temperature

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The April weather guide for Ireland (Arklow) 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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More about Ireland

How warm is it in Arklow in April?

Daytime temperatures usually reach 11°C in Arklow in April, falling to 5°C at night.

How sunny is it in Arklow in April?

There are normally 5 hours of bright sunshine each day in Arklow in April - that's 39% of daylight hours.

Is the sea cold around Arklow in April?

The average sea temperature around Arklow in April is 8°C.

Does it rain in Arklow in April?

There are usually 14 days with some rain in Arklow in April and the average monthly rainfall is 57mm.

Arklow April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 05:59 18:59
Wednesday, 15th April 2026 05:26 19:24
Thursday, 30th April 2026 04:54 19:50

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