Northern Ireland weather live forecast

Today's maximum temperature in Northern Ireland is expected to be 20°C. Select a day from the live weather forecast for Northern Ireland (Belfast), UK for more weather parameters.

Thursday
28th May
20

14

10

6
Friday
29th May
20

14

6

5
Saturday
30th May
19

13

1

3
Sunday
31st May
18

13

1

3
Monday
1st Jun
17

14

1

2

5-day weather forecast updated at 04:00 on Thursday 28th May 2026 GMT

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Destination

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.

25
Londonderry
20
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 Thursday 28th May 2026

Expect sunshine and showers in Northern Ireland with a maximum temperature of 20°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 21 kph from the south-east.

20
°C maximum temperature
14
°C minimum temperature
sunshine and showers
10
hours of sunshine
6
UV index (High)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
kph wind from SE

Northern Ireland weather for Friday 29th May 2026

Expect broken clouds in Northern Ireland with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

20
°C maximum temperature
14
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

Northern Ireland weather for Saturday 30th May 2026

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 15 kph from the south.

19
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
68
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
15
kph wind from S

Northern Ireland weather for Sunday 31st May 2026

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 16 kph from the south-west.

18
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
72
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
16
kph wind from SW

Northern Ireland weather for Monday 1st June 2026

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 17°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 89% chance of some rain and a gentle breeze of 13 kph from the south-west.