Donegal weather live forecast

Today's maximum temperature in Donegal is expected to be 72°F. Select a day from the live weather forecast for Donegal, Ireland for more weather parameters.

5-day weather forecast updated at 04:01 on Sunday 24th August 2025 GMT

More about Donegal

Donegal by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ireland

Rural Retreats: Dog friendly holiday properties

  • Search for dog friendly cottages in the UK
  • Book stays in Sussex, Shropshire, Somerset & more
  • Filter search by selecting holiday preferences
Go to Rural Retreats deal >>

View all Rural Retreats offers

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 Sunday 24th August 2025

Expect broken clouds in Donegal, Ireland with a maximum temperature of 72°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the south.

  • 72°F maximum temperature72
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 72°F wind chill72
    °F wind chill
  • Gentle breeze of 12 mph from the South12
    mph wind from S

Back to top

Donegal weather for Monday 25th August 2025

Expect mostly cloudy with light rain in Donegal, Ireland with a maximum temperature of 72°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and a fresh breeze of 22 mph from the south.

  • 72°F maximum temperature72
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 55% chance of some rain55
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 72°F wind chill72
    °F wind chill
  • Fresh breeze of 22 mph from the South22
    mph wind from S

Back to top

Donegal weather for Tuesday 26th August 2025

Expect mostly cloudy with light rain in Donegal, Ireland with a maximum temperature of 64°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 88% chance of some rain and a fresh breeze of 18 mph from the south-west.

  • 64°F maximum temperature64
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 88% chance of some rain88
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Fresh breeze of 18 mph from the South-West18
    mph wind from SW

Back to top

Donegal weather for Wednesday 27th August 2025

Expect isolated thunderstorms in Donegal, Ireland with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 74% chance of some rain and a moderate breeze of 12 mph from the south-west.

  • 64°F maximum temperature64
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 74% chance of some rain74
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Moderate breeze of 12 mph from the South-West12
    mph wind from SW

Back to top

Donegal weather for Thursday 28th August 2025

Expect mostly cloudy with rain in Donegal, Ireland with a maximum temperature of 63°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 92% chance of some rain and a gentle breeze of 10 mph from the south.

  • 63°F maximum temperature63
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 92% chance of some rain92
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Gentle breeze of 10 mph from the South10
    mph wind from S

Back to top

Alamo: Top offers on Ireland car hire

  • Save on Alamo car hire for Ireland with top offers
  • Book pickup locations at popular airports
  • Including Dublin, Cork, Shannon & Kerry
Go to Alamo deal >>

View all Alamo offers

Metric (°C)  |  Imperial (°F)

Back to top

More about Ireland

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^