Brecon weather live forecast

Today's maximum temperature in Brecon is expected to be 18°C. Select a day from the live weather forecast for Brecon, Wales, UK for more weather parameters.

Wednesday
17th Jun
18

14

1

3
Thursday
18th Jun
21

13

2

3
Friday
19th Jun
23

15

3

6
Saturday
20th Jun
19

13

4

5
Sunday
21st Jun
23

11

1

7

5-day weather forecast updated at 04:01 on Wednesday 17th June 2026 GMT

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The 5-day weather forecast for Wales (Brecon) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Brecon weather forecast by day

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

Brecon weather for Wednesday 17th June 2026

Expect mostly cloudy with light rain in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 18 kph from the south-west.

18
°C maximum temperature
14
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
45
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
18
kph wind from SW

Brecon weather for Thursday 18th June 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 21°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-west.

21
°C maximum temperature
13
°C minimum temperature
broken clouds
2
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
30
kph wind from SW

Brecon weather for Friday 19th June 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 23°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-west.

23
°C maximum temperature
15
°C minimum temperature
broken clouds
3
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
30
kph wind from SW

Brecon weather for Saturday 20th June 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

19
°C maximum temperature
13
°C minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
16
kph wind from SW

Brecon weather for Sunday 21st June 2026

Expect overcast skies in Brecon, Wales with a maximum temperature of 23°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.