Belfast weather live forecast

Today's maximum temperature in Belfast is expected to be 8°C. Select a day from the live weather forecast for Belfast, Northern Ireland, UK for more weather parameters.

Tuesday
2nd Dec
8

4

3

0
Wednesday
3rd Dec
9

5

1

0
Thursday
4th Dec
9

4

0

0
Friday
5th Dec
9

4

0

0
Saturday
6th Dec
10

7

0

0

5-day weather forecast updated at 04:00 on Tuesday 2nd December 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.

Belfast weather forecast by day

Below are the detailed weather forecasts for Belfast for the next 5 days.

Belfast weather for Tuesday 2nd December 2025

Expect broken clouds in Belfast, Northern Ireland with a maximum temperature of 8°C and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.

8
°C maximum temperature
4
°C minimum temperature
broken clouds
3
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
4
°C wind chill
20
kph wind from SW

Belfast weather for Wednesday 3rd December 2025

Expect mostly cloudy with light rain in Belfast, Northern Ireland with a maximum temperature of 9°C and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 16 kph from the south-west.

9
°C maximum temperature
5
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
75
% chance of some rain
<2
mm of rainfall expected
6
°C wind chill
16
kph wind from SW

Belfast weather for Thursday 4th December 2025

Expect mostly cloudy with rain in Belfast, Northern Ireland with a maximum temperature of 9°C and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 17 kph from the south-west.

9
°C maximum temperature
4
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
34
% chance of some rain
<10
mm of rainfall expected
6
°C wind chill
17
kph wind from SW

Belfast weather for Friday 5th December 2025

Expect cloudy with some rain in Belfast, Northern Ireland with a maximum temperature of 9°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 27 kph from the south-east.

9
°C maximum temperature
4
°C minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
87
% chance of some rain
<20
mm of rainfall expected
6
°C wind chill
27
kph wind from SE

Belfast weather for Saturday 6th December 2025

Expect mostly cloudy with rain in Belfast, Northern Ireland with a maximum temperature of 10°C and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 16 kph from the west.