Dundalk weather live forecast

Today's maximum temperature in Dundalk is expected to be 63°F. Select a day from the live weather forecast for Dundalk, Ireland for more weather parameters.

5-day weather forecast updated at 04:04 on Wednesday 17th September 2025 GMT

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The 5-day weather forecast for Ireland (Dundalk) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Dundalk weather forecast by day

Below are the detailed weather forecasts for Dundalk for the next 5 days.

Dundalk weather for Wednesday 17th September 2025

Expect mostly cloudy with rain in Dundalk, Ireland with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 8% chance of some rain and a fresh breeze of 19 mph from the south-west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 8% chance of some rain8
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 19 mph from the South-West19
    mph wind from SW

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Dundalk weather for Thursday 18th September 2025

Expect isolated thunderstorms in Dundalk, Ireland with a maximum temperature of 66°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 68% chance of some rain68
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 66°F wind chill66
    °F wind chill
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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Dundalk weather for Friday 19th September 2025

Expect mostly cloudy with light rain in Dundalk, Ireland with a maximum temperature of 63°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 10 mph from the south-west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 53% chance of some rain53
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 10 mph from the South-West10
    mph wind from SW

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Dundalk weather for Saturday 20th September 2025

Expect mostly cloudy with rain in Dundalk, Ireland with a maximum temperature of 59°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a light breeze of 6 mph from the north-east.

  • 59°F maximum temperature59
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 60% chance of some rain60
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Light breeze of 6 mph from the North-East6
    mph wind from NE

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Dundalk weather for Sunday 21st September 2025

Expect sunshine and showers in Dundalk, Ireland with a maximum temperature of 55°F, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 26% chance of some rain and a moderate breeze of 16 mph from the north.

  • 55°F maximum temperature55
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 26% chance of some rain26
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 55°F wind chill55
    °F wind chill
  • Moderate breeze of 16 mph from the North16
    mph wind from N

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