Brecon weather live forecast

Today's maximum temperature in Brecon is expected to be 17°C. Select a day from the live weather forecast for Brecon, Wales, UK for more weather parameters.

Thursday
10th Sep
17

8

1

1
Friday
11th Sep
19

10

5

3
Saturday
12th Sep
19

10

1

3
Sunday
13th Sep
19

16

3

3
Monday
14th Sep
19

15

2

4

5-day weather forecast updated at 04:01 on Thursday 10th 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 Thursday 10th September 2026

Expect mostly cloudy with light rain in Brecon, Wales with a maximum temperature of 17°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 83% chance of some rain and a moderate breeze of 27 kph from the south-west.

17
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
83
% chance of some rain
<5
mm of rainfall expected
17
°C wind chill
27
kph wind from SW

Brecon weather for Friday 11th September 2026

Expect broken clouds in Brecon, Wales with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

19
°C maximum temperature
10
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
14
kph wind from W

Brecon weather for Saturday 12th September 2026

Expect mostly cloudy with light rain in Brecon, Wales with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a fresh breeze of 35 kph from the south-west.

19
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
54
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
35
kph wind from SW

Brecon weather for Sunday 13th September 2026

Expect mostly cloudy with light rain in Brecon, Wales with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a moderate breeze of 20 kph from the west.

19
°C maximum temperature
16
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
22
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
20
kph wind from W

Brecon weather for Monday 14th September 2026

Expect mostly cloudy with light rain in Brecon, Wales with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 27 kph from the south-west.