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.

Saturday
26th Sep
18

9

8

2
Sunday
27th Sep
18

10

3

2
Monday
28th Sep
18

8

6

3
Tuesday
29th Sep
20

10

2

1
Wednesday
30th Sep
18

12

4

2

5-day weather forecast updated at 04:01 on Saturday 26th September 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 Saturday 26th September 2026

Expect scattered clouds in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

18
°C maximum temperature
9
°C minimum temperature
scattered clouds
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from SW

Brecon weather for Sunday 27th September 2026

Expect mostly cloudy with light rain in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% chance of some rain and a moderate breeze of 27 kph from the south.

18
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
58
% chance of some rain
<5
mm of rainfall expected
18
°C wind chill
27
kph wind from S

Brecon weather for Monday 28th September 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the east.

18
°C maximum temperature
8
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
13
kph wind from E

Brecon weather for Tuesday 29th September 2026

Expect isolated thunderstorms in Brecon, Wales with a maximum temperature of 20°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a moderate breeze of 24 kph from the south.

20
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
1
UV index (Low)
71
% chance of some rain
<5
mm of rainfall expected
20
°C wind chill
24
kph wind from S

Brecon weather for Wednesday 30th September 2026

Expect mostly cloudy with rain in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a moderate breeze of 26 kph from the south.