Donegal weather live forecast

Today's maximum temperature in Donegal is expected to be 25°C. Select a day from the live weather forecast for Donegal, Ireland for more weather parameters.

Saturday
16th Aug
25

14

9

4
Sunday
17th Aug
25

16

11

5
Monday
18th Aug
26

16

9

4
Tuesday
19th Aug
24

16

7

4
Wednesday
20th Aug
23

15

6

4

5-day weather forecast updated at 04:01 on Saturday 16th August 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 Saturday 16th August 2025

Expect scattered clouds in Donegal, Ireland with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

25
°C maximum temperature
14
°C minimum temperature
scattered clouds
9
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
21
kph wind from E

Donegal weather for Sunday 17th August 2025

Expect scattered clouds in Donegal, Ireland with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the east.

25
°C maximum temperature
16
°C minimum temperature
scattered clouds
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
22
kph wind from E

Donegal weather for Monday 18th August 2025

Expect scattered clouds in Donegal, Ireland with a maximum temperature of 26°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

26
°C maximum temperature
16
°C minimum temperature
scattered clouds
9
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
26
°C wind chill
19
kph wind from E

Donegal weather for Tuesday 19th August 2025

Expect broken clouds in Donegal, Ireland with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the east.

24
°C maximum temperature
16
°C minimum temperature
broken clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from E

Donegal weather for Wednesday 20th August 2025

Expect broken clouds in Donegal, Ireland with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

23
°C maximum temperature
15
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
11
kph wind from E

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

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