Donegal weather live forecast

Today's maximum temperature in Donegal is expected to be 12°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 Friday 17th 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 Friday 17th October 2025

Expect mostly cloudy with light rain in Donegal, Ireland with a maximum temperature of 12°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected and a moderate breeze of 22 kph from the south-east.

  • 12°C maximum temperature12
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Moderate breeze of 22 kph from the South-East22
    kph wind from SE

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Donegal weather for Saturday 18th 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 0-2 mm of rainfall expected with 76% chance of some rain and a moderate breeze of 28 kph from the south-east.

  • 13°C maximum temperature13
    °C maximum temperature
  • 11°C minimum temperature11
    °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
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 28 kph from the South-East28
    kph wind from SE

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Donegal weather for Sunday 19th October 2025

Expect cloudy with some rain in Donegal, Ireland with a maximum temperature of 13°C and no hours 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 south-east.

  • 13°C maximum temperature13
    °C maximum temperature
  • 11°C minimum temperature11
    °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)
  • 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 South-East34
    kph wind from SE

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Donegal weather for Monday 20th October 2025

Expect mostly cloudy with light rain in Donegal, Ireland with a maximum temperature of 12°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 14 kph from the west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 11°C minimum temperature11
    °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)
  • 66% chance of some rain66
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Gentle breeze of 14 kph from the West14
    kph wind from W

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Donegal weather for Tuesday 21st October 2025

Expect mostly cloudy with light rain in Donegal, Ireland with a maximum temperature of 11°C and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a fresh breeze of 34 kph from the north-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 8°C minimum temperature8
    °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)
  • 68% chance of some rain68
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Fresh breeze of 34 kph from the North-West34
    kph wind from NW

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

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