Belfast weather live forecast

Today's maximum temperature in Belfast is expected to be 19°C. Select a day from the live weather forecast for Belfast, Northern Ireland, UK for more weather parameters.

Thursday
18th Jun
19

15

0

3
Friday
19th Jun
18

14

2

2
Saturday
20th Jun
19

13

9

5
Sunday
21st Jun
18

12

5

4
Monday
22nd Jun
21

13

3

5

5-day weather forecast updated at 04:00 on Thursday 18th June 2026 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 Thursday 18th June 2026

Expect cloudy with some rain in Belfast, Northern Ireland with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 16 kph from the south.

19
°C maximum temperature
15
°C minimum temperature
cloudy with some rain
0
hours of sunshine
3
UV index (Moderate)
70
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
16
kph wind from S

Belfast weather for Friday 19th June 2026

Expect mostly cloudy with rain in Belfast, Northern Ireland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 19 kph from the south.

18
°C maximum temperature
14
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
80
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
19
kph wind from S

Belfast weather for Saturday 20th June 2026

Expect sunshine and showers in Belfast, Northern Ireland with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 18% chance of some rain and a gentle breeze of 14 kph from the west.

19
°C maximum temperature
13
°C minimum temperature
sunshine and showers
9
hours of sunshine
5
UV index (Moderate)
18
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
14
kph wind from W

Belfast weather for Sunday 21st June 2026

Expect broken clouds in Belfast, Northern Ireland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.

18
°C maximum temperature
12
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
11
kph wind from SE

Belfast weather for Monday 22nd June 2026

Expect broken clouds in Belfast, Northern Ireland with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.