Dundalk weather in March 2026

Expect daytime maximum temperatures of 10°C in Dundalk, Ireland in March based on long-term weather averages. There are 3 hours of sunshine per day on average with 17 days with some rainfall and typically 66 mm of rainfall in the month.

  • 10°C maximum daytime temperature in March in Dundalk10
    10°C max day temperature
  • 3 hours of sunshine per day
  • 17 days with some rainfall in March in Dundalk17
    17 days with some rainfall
  • 3°C minimum night-time temperature in March in Dundalk3
    3°C min night temperature
  • 12 hours of daylight per day in March in Dundalk12
    12 hours of daylight per day
  • No heat & humidity in March in Dundalk0
    No heat & humidity
  • 66 mm monthly rainfall in March in Dundalk66
    66 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Dundalk2
    2 (Low) UV index
  • 7°C sea temperature in March in Dundalk7
    7°C sea temperature

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The March weather guide for Ireland (Dundalk) 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 Dundalk in March?

Daytime temperatures usually reach 10°C in Dundalk in March, falling to 3°C at night.

How sunny is it in Dundalk in March?

There are normally 3 hours of bright sunshine each day in Dundalk in March - that's 28% of daylight hours.

Is the sea cold around Dundalk in March?

The average sea temperature around Dundalk in March is 7°C.

Does it rain in Dundalk in March?

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

Dundalk March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 07:14 18:03
Monday, 16th March 2026 06:38 18:31
Tuesday, 31st March 2026 06:01 19:00

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