Castlebar weather live forecast

Today's maximum temperature in Castlebar is expected to be 14°C. Select a day from the live weather forecast for Castlebar, Ireland for more weather parameters.

5-day weather forecast updated at 04:04 on Saturday 13th September 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 Saturday 13th September 2025

Expect mostly cloudy with rain in Castlebar, Ireland with a maximum temperature of 14°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a moderate breeze of 25 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 80% chance of some rain80
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Moderate breeze of 25 kph from the West25
    kph wind from W

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Castlebar weather for Sunday 14th September 2025

Expect mostly cloudy with rain in Castlebar, Ireland with a maximum temperature of 16°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 26 kph from the south-west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 99% chance of some rain99
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Moderate breeze of 26 kph from the South-West26
    kph wind from SW

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Castlebar weather for Monday 15th September 2025

Expect mostly cloudy with rain in Castlebar, Ireland with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a fresh breeze of 34 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 76% chance of some rain76
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 34 kph from the West34
    kph wind from W

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Castlebar weather for Tuesday 16th September 2025

Expect mostly cloudy with rain in Castlebar, Ireland with a maximum temperature of 14°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 88% chance of some rain and a moderate breeze of 27 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 88% chance of some rain88
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Moderate breeze of 27 kph from the West27
    kph wind from W

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Castlebar weather for Wednesday 17th September 2025

Expect mostly cloudy with rain in Castlebar, Ireland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a fresh breeze of 33 kph from the west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 65% chance of some rain65
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 33 kph from the West33
    kph wind from W

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

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