Donegal weather live forecast

Today's maximum temperature in Donegal is expected to be 21°C. Select a day from the live weather forecast for Donegal, Ireland for more weather parameters.

Sunday
19th Jul
21

11

9

6
Monday
20th Jul
18

12

3

3
Tuesday
21st Jul
18

12

3

3
Wednesday
22nd Jul
19

11

1

2
Thursday
23rd Jul
19

13

2

6

5-day weather forecast updated at 04:00 on Sunday 19th July 2026 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 Sunday 19th July 2026

Expect broken clouds in Donegal, Ireland with a maximum temperature of 21°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

21
°C maximum temperature
11
°C minimum temperature
broken clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
21
°C wind chill
14
kph wind from N

Donegal weather for Monday 20th July 2026

Expect broken clouds in Donegal, Ireland with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

18
°C maximum temperature
12
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from N

Donegal weather for Tuesday 21st July 2026

18
°C maximum temperature
12
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from N

Donegal weather for Wednesday 22nd July 2026

Expect broken clouds in Donegal, Ireland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-west.

19
°C maximum temperature
11
°C minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
mm of rainfall expected
19
°C wind chill
10
kph wind from NW

Donegal weather for Thursday 23rd July 2026

Expect broken clouds in Donegal, Ireland with a maximum temperature of 19°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.