Northern Ireland weather live forecast

Tomorrow's maximum temperature in Northern Ireland is expected to be 21°C.

Wednesday
16th Jul

21

14

7
Thursday
17th Jul

21

14

0
Friday
18th Jul

21

16

6
Saturday
19th Jul

19

15

3
Sunday
20th Jul

19

16

4

5-day weather forecast updated at 04:00 on Wednesday 16th July 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.

22
Londonderry
21
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 Wednesday 16th July 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-west.

21
°C maximum temperature
14
°C minimum temperature
broken clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from NW

Northern Ireland weather for Thursday 17th July 2025

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 21°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a light breeze of 8 kph from the south.

21
°C maximum temperature
14
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
3
UV index (Moderate)
71
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
8
kph wind from S

Northern Ireland weather for Friday 18th July 2025

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and little or no wind of 6 kph from the south-west.

21
°C maximum temperature
16
°C minimum temperature
mostly cloudy with light rain
6
hours of sunshine
4
UV index (Moderate)
49
% chance of some rain
<2
mm of rainfall expected
21
°C wind chill
6
kph wind from SW

Northern Ireland weather for Saturday 19th July 2025

Expect mostly cloudy with light rain in Northern Ireland with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% chance of some rain and little or no wind of 5 kph from the east.

19
°C maximum temperature
15
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
58
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
5
kph wind from E

Northern Ireland weather for Sunday 20th July 2025

Expect mostly cloudy with rain in Northern Ireland with a maximum temperature of 19°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a light breeze of 8 kph from the north-east.