Brecon weather live forecast

Today's maximum temperature in Brecon is expected to be 23°C. Select a day from the live weather forecast for Brecon, Wales, UK for more weather parameters.

Monday
24th Aug
23

9

8

4
Tuesday
25th Aug
24

14

1

4
Wednesday
26th Aug
23

16

4

2
Thursday
27th Aug
21

14

4

4
Friday
28th Aug
20

13

2

2

5-day weather forecast updated at 04:01 on Sunday 23rd 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 Monday 24th August 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the east.

23
°C maximum temperature
9
°C minimum temperature
broken clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
28
kph wind from E

Brecon weather for Tuesday 25th August 2026

Expect isolated thunderstorms in Brecon, Wales with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 33% chance of some rain and a moderate breeze of 23 kph from the east.

24
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
33
% chance of some rain
<5
mm of rainfall expected
24
°C wind chill
23
kph wind from E

Brecon weather for Wednesday 26th August 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 23°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

23
°C maximum temperature
16
°C minimum temperature
broken clouds
4
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from S

Brecon weather for Thursday 27th August 2026

Expect isolated thunderstorms in Brecon, Wales with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 4 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-east.

21
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
81
% chance of some rain
<20
mm of rainfall expected
21
°C wind chill
17
kph wind from SE

Brecon weather for Friday 28th August 2026

Expect mostly cloudy with rain 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 90% chance of some rain and a fresh breeze of 29 kph from the west.