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.

Friday
25th Sep
18

11

1

2
Saturday
26th Sep
18

10

3

2
Sunday
27th Sep
18

11

3

2
Monday
28th Sep
16

10

7

3
Tuesday
29th Sep
19

11

4

1

5-day weather forecast updated at 04:01 on Thursday 24th 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 Friday 25th September 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

18
°C maximum temperature
11
°C minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from NW

Brecon weather for Saturday 26th September 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 18°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.

18
°C maximum temperature
10
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
24
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 51% chance of some rain and a gentle breeze of 19 kph from the south.

18
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
51
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
19
kph wind from S

Brecon weather for Monday 28th September 2026

Expect sunshine and showers in Brecon, Wales with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a light breeze of 7 kph from the south-west.

16
°C maximum temperature
10
°C minimum temperature
sunshine and showers
7
hours of sunshine
3
UV index (Moderate)
19
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
7
kph wind from SW

Brecon weather for Tuesday 29th September 2026

Expect isolated thunderstorms in Brecon, Wales with a maximum temperature of 19°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 81% chance of some rain and a moderate breeze of 22 kph from the south-east.