Barmouth weather live forecast

Today's maximum temperature in Barmouth is expected to be 19°C. Select a day from the live weather forecast for Barmouth, Wales, UK for more weather parameters.

Sunday
3rd May
19

12

0

3
Monday
4th May
15

10

4

2
Tuesday
5th May
14

10

3

2
Wednesday
6th May
14

8

2

4
Thursday
7th May
14

10

0

3

5-day weather forecast updated at 04:03 on Saturday 2nd May 2026 GMT

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The 5-day weather forecast for Wales (Barmouth) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Barmouth weather forecast by day

Below are the detailed weather forecasts for Barmouth for the next 5 days.

Barmouth weather for Sunday 3rd May 2026

Expect cloudy with some rain in Barmouth, Wales with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a light breeze of 12 kph from the north-east.

19
°C maximum temperature
12
°C minimum temperature
cloudy with some rain
0
hours of sunshine
3
UV index (Moderate)
68
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
12
kph wind from NE

Barmouth weather for Monday 4th May 2026

Expect mostly cloudy with light rain in Barmouth, Wales with a maximum temperature of 15°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 22 kph from the north.

15
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
38
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
22
kph wind from N

Barmouth weather for Tuesday 5th May 2026

Expect broken clouds in Barmouth, Wales with a maximum temperature of 14°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

14
°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
12
kph wind from NE

Barmouth weather for Wednesday 6th May 2026

Expect broken clouds in Barmouth, Wales with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.

14
°C maximum temperature
8
°C minimum temperature
broken clouds
2
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
7
kph wind from N

Barmouth weather for Thursday 7th May 2026

Expect overcast skies in Barmouth, Wales with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.