Brecon weather live forecast

Today's maximum temperature in Brecon is expected to be 25°C. Select a day from the live weather forecast for Brecon, Wales, UK for more weather parameters.

Wednesday
26th Aug
25

15

7

4
Thursday
27th Aug
20

15

2

2
Friday
28th Aug
19

15

3

3
Saturday
29th Aug
18

15

1

1
Sunday
30th Aug
17

13

2

4

5-day weather forecast updated at 04:01 on Wednesday 26th August 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 26th August 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

25
°C maximum temperature
15
°C minimum temperature
broken clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from S

Brecon weather for Thursday 27th August 2026

Expect isolated thunderstorms in Brecon, Wales with a maximum temperature of 20°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 81% chance of some rain and a gentle breeze of 17 kph from the south-west.

20
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
2
UV index (Low)
81
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
17
kph wind from SW

Brecon weather for Friday 28th August 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the south-west.

19
°C maximum temperature
15
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
27
kph wind from SW

Brecon weather for Saturday 29th August 2026

Expect mostly cloudy with rain in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 13 kph from the west.

18
°C maximum temperature
15
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
80
% chance of some rain
<10
mm of rainfall expected
18
°C wind chill
13
kph wind from W

Brecon weather for Sunday 30th August 2026

Expect isolated thunderstorms in Brecon, Wales with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 88% chance of some rain and a gentle breeze of 15 kph from the south-west.