Northern Ireland weather live forecast

Today's maximum temperature in Northern Ireland is expected to be 63°F. Select a day from the live weather forecast for Northern Ireland (Belfast), UK for more weather parameters.

Thursday
4th Sep
63

52

5

3
Friday
5th Sep
63

52

4

2
Saturday
6th Sep
64

55

5

3
Sunday
7th Sep
64

59

1

1
Monday
8th Sep
64

57

2

3

5-day weather forecast updated at 04:00 on Wednesday 3rd September 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.

63
Belfast
61
Londonderry

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 4th September 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the west.

63
°F maximum temperature
52
°F minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
63
°F wind chill
9
mph wind from W

Northern Ireland weather for Friday 5th September 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 63°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the south-west.

63
°F maximum temperature
52
°F minimum temperature
broken clouds
4
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
10
mph wind from SW

Northern Ireland weather for Saturday 6th September 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the south.

64
°F maximum temperature
55
°F minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
mph wind from S

Northern Ireland weather for Sunday 7th September 2025

Expect mostly cloudy with rain in Northern Ireland with a maximum temperature of 64°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a moderate breeze of 16 mph from the south-east.

64
°F maximum temperature
59
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
82
% chance of some rain
<20
mm of rainfall expected
64
°F wind chill
16
mph wind from SE

Northern Ireland weather for Monday 8th September 2025

Expect broken clouds in Northern Ireland with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the south-east.