Donegal weather live forecast

Today's maximum temperature in Donegal is expected to be 15°C. Select a day from the live weather forecast for Donegal, Ireland for more weather parameters.

5-day weather forecast updated at 04:01 on Thursday 2nd October 2025 GMT

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

Donegal weather forecast by day

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

Donegal weather for Thursday 2nd October 2025

Expect cloudy with some rain in Donegal, Ireland with a maximum temperature of 15°C and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 29 kph from the south.

  • 15°C maximum temperature15
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 93% chance of some rain93
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 29 kph from the South29
    kph wind from S

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Donegal weather for Friday 3rd October 2025

Expect mostly cloudy with rain in Donegal, Ireland with a maximum temperature of 15°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and a strong breeze of 51 kph from the south-west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 99% chance of some rain99
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Strong breeze of 51 kph from the South-West51
    kph wind from SW

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Donegal weather for Saturday 4th October 2025

Expect mostly cloudy with rain in Donegal, Ireland with a maximum temperature of 12°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a moderate gale of 57 kph from the west.

  • 12°C maximum temperature12
    °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)
  • 93% chance of some rain93
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate gale of 57 kph from the West57
    kph wind from W

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Donegal weather for Sunday 5th October 2025

Expect mostly cloudy with light rain in Donegal, Ireland with a maximum temperature of 13°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 76% chance of some rain and a fresh breeze of 36 kph from the west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 76% chance of some rain76
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 36 kph from the West36
    kph wind from W

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Donegal weather for Monday 6th October 2025

Expect mostly cloudy with rain in Donegal, Ireland with a maximum temperature of 15°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 83% chance of some rain and a strong breeze of 42 kph from the south-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 2 (Low)2
    UV index (Low)
  • 83% chance of some rain83
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Strong breeze of 42 kph from the South-West42
    kph wind from SW

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

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