Northern Ireland weather live forecast

Today's maximum temperature in Northern Ireland is expected to be 23°C. Select a day from the live weather forecast for Northern Ireland (Belfast), UK for more weather parameters.

Monday
11th Aug
23

17

5

3
Tuesday
12th Aug
24

16

4

4
Wednesday
13th Aug
23

16

5

4
Thursday
14th Aug
22

16

3

4
Friday
15th Aug
21

15

2

5

5-day weather forecast updated at 04:00 on Sunday 10th August 2025 GMT

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

Top Northern Ireland destinations

Below are temperatures expected today at popular countries, regions and places in Northern Ireland. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

24
Londonderry
23
Belfast

All Northern Ireland destinations

Northern Ireland weather forecast by day

Below are the detailed weather forecasts for Northern Ireland for the next 5 days. The forecasts shown are for Belfast and may not represent the whole of Northern Ireland. Browse more destinations in Northern Ireland to view more weather forecasts.

Northern Ireland weather for Monday 11th August 2025

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a light breeze of 12 kph from the south-west.

23
°C maximum temperature
17
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
3
UV index (Moderate)
37
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
12
kph wind from SW

Northern Ireland weather for Tuesday 12th August 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-east.

24
°C maximum temperature
16
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
24
°C wind chill
10
kph wind from SE

Northern Ireland weather for Wednesday 13th August 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the east.

23
°C maximum temperature
16
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from E

Northern Ireland weather for Thursday 14th August 2025

Expect isolated thunderstorms in Northern Ireland with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a light breeze of 8 kph from the south-east.

22
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
4
UV index (Moderate)
45
% chance of some rain
<2
mm of rainfall expected
22
°C wind chill
8
kph wind from SE

Northern Ireland weather for Friday 15th August 2025

Expect isolated thunderstorms in Northern Ireland with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 31% chance of some rain and a light breeze of 12 kph from the north.