Belfast weather live forecast

Today's maximum temperature in Belfast is expected to be 73°F. Select a day from the live weather forecast for Belfast, Northern Ireland, UK for more weather parameters.

Monday
11th Aug
73

63

5

3
Tuesday
12th Aug
75

61

4

4
Wednesday
13th Aug
73

61

5

4
Thursday
14th Aug
72

61

3

4
Friday
15th Aug
70

59

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.

Belfast weather forecast by day

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

Belfast weather for Monday 11th August 2025

Expect mostly cloudy with light rain in Belfast, Northern Ireland with a maximum temperature of 73°F, 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 7 mph from the south-west.

73
°F maximum temperature
63
°F 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
7
mph wind from SW

Belfast weather for Tuesday 12th August 2025

Expect broken clouds in Belfast, Northern Ireland with a maximum temperature of 75°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-east.

75
°F maximum temperature
61
°F minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
75
°F wind chill
6
mph wind from SE

Belfast weather for Wednesday 13th August 2025

Expect broken clouds in Belfast, Northern Ireland with a maximum temperature of 73°F, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the east.

73
°F maximum temperature
61
°F minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
mph wind from E

Belfast weather for Thursday 14th August 2025

Expect isolated thunderstorms in Belfast, Northern Ireland with a maximum temperature of 72°F, 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 5 mph from the south-east.

72
°F maximum temperature
61
°F minimum temperature
isolated thunderstorms
3
hours of sunshine
4
UV index (Moderate)
45
% chance of some rain
<2
mm of rainfall expected
72
°F wind chill
5
mph wind from SE

Belfast weather for Friday 15th August 2025

Expect isolated thunderstorms in Belfast, Northern Ireland with a maximum temperature of 70°F, 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 7 mph from the north.