Castlebar weather live forecast

Today's maximum temperature in Castlebar is expected to be 8°C. Select a day from the live weather forecast for Castlebar, Ireland for more weather parameters.

  • Tuesday
    2nd Dec
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Wednesday
    3rd Dec
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Thursday
    4th Dec
    Sunshine and showers (0-2 mm of rainfall expected)
  • Friday
    5th Dec
    Overcast with light rain (2-5 mm of rainfall expected)
  • Saturday
    6th Dec
    Mostly cloudy with light rain (0-2 mm of rainfall expected)

5-day weather forecast updated at 04:04 on Tuesday 2nd December 2025 GMT

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

Castlebar weather forecast by day

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

Castlebar weather for Tuesday 2nd December 2025

Expect mostly cloudy with light rain in Castlebar, Ireland with a maximum temperature of 8°C and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 8°C maximum temperature8
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 26% chance of some rain26
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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Castlebar weather for Wednesday 3rd December 2025

Expect mostly cloudy with light rain in Castlebar, Ireland with a maximum temperature of 8°C and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 26 kph from the south.

  • 8°C maximum temperature8
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 87% chance of some rain87
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Moderate breeze of 26 kph from the South26
    kph wind from S

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Castlebar weather for Thursday 4th December 2025

Expect sunshine and showers in Castlebar, Ireland with a maximum temperature of 7°C and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a light breeze of 12 kph from the south.

  • 7°C maximum temperature7
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 4 hours of bright sunshine4
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 42% chance of some rain42
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Light breeze of 12 kph from the South12
    kph wind from S

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Castlebar weather for Friday 5th December 2025

Expect overcast with light rain in Castlebar, Ireland with a maximum temperature of 9°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 88% chance of some rain and a fresh breeze of 34 kph from the south-east.

  • 9°C maximum temperature9
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 88% chance of some rain88
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Fresh breeze of 34 kph from the South-East34
    kph wind from SE

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Castlebar weather for Saturday 6th December 2025

Expect mostly cloudy with light rain in Castlebar, Ireland with a maximum temperature of 10°C and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 69% chance of some rain and a light breeze of 10 kph from the west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 69% chance of some rain69
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 9°C wind chill9
    °C wind chill
  • Light breeze of 10 kph from the West10
    kph wind from W

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Metric (°C / mm)  |  Imperial (°F / inches)

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