Barmouth weather live forecast

Today's maximum temperature in Barmouth is expected to be 57°F. Select a day from the live weather forecast for Barmouth, Wales, UK for more weather parameters.

5-day weather forecast updated at 04:04 on Thursday 11th September 2025 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 Thursday 11th September 2025

Expect isolated thunderstorms in Barmouth, Wales with a maximum temperature of 57°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 94% chance of some rain and a strong breeze of 25 mph from the west.

  • 57°F maximum temperature57
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 94% chance of some rain94
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 57°F wind chill57
    °F wind chill
  • Strong breeze of 25 mph from the West25
    mph wind from W

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Barmouth weather for Friday 12th September 2025

Expect mostly cloudy with rain in Barmouth, Wales with a maximum temperature of 57°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 94% chance of some rain and a fresh breeze of 24 mph from the west.

  • 57°F maximum temperature57
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 94% chance of some rain94
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 24 mph from the West24
    mph wind from W

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Barmouth weather for Saturday 13th September 2025

Expect isolated thunderstorms in Barmouth, Wales with a maximum temperature of 57°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and a fresh breeze of 22 mph from the south-west.

  • 57°F maximum temperature57
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 99% chance of some rain99
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 22 mph from the South-West22
    mph wind from SW

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Barmouth weather for Sunday 14th September 2025

Expect mostly cloudy with rain in Barmouth, Wales with a maximum temperature of 63°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 40-50 mm of rainfall expected with 99% chance of some rain and a strong breeze of 30 mph from the south-west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 99% chance of some rain99
    % chance of some rain
  • 40-50 mm of rainfall expected<50
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Strong breeze of 30 mph from the South-West30
    mph wind from SW

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Barmouth weather for Monday 15th September 2025

Expect mostly cloudy with rain in Barmouth, Wales with a maximum temperature of 59°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a moderate gale of 35 mph from the west.

  • 59°F maximum temperature59
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 100% chance of some rain100
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Moderate gale of 35 mph from the West35
    mph wind from W

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