Brittany weather live forecast

Tomorrow's maximum temperature in Brittany is expected to be 20°C.

5-day weather forecast updated at 04:00 on Thursday 26th June 2025 GMT

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

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Below are temperatures expected today at popular countries, regions and places in Brittany. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

Brittany weather forecast by day

Below are the detailed weather forecasts for Brittany for the next 5 days. The forecasts shown are for Brest and may not represent the whole of Brittany. Browse more destinations in Brittany to view more weather forecasts.

Brittany weather for Thursday 26th June 2025

Expect mostly cloudy with light rain in Brittany with a maximum temperature of 20°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a moderate breeze of 22 kph from the south-west.

  • 20°C maximum temperature20
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 37% chance of some rain37
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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Brittany weather for Friday 27th June 2025

Expect mostly cloudy with light rain in Brittany with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 14% chance of some rain and a moderate breeze of 23 kph from the south-west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 14% chance of some rain14
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

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Brittany weather for Saturday 28th June 2025

Expect broken clouds in Brittany with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Brittany weather for Sunday 29th June 2025

Expect broken clouds in Brittany with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 16 kph from the North-East16
    kph wind from NE

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Brittany weather for Monday 30th June 2025

Expect clear skies in Brittany with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

  • 25°C maximum temperature25
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Gentle breeze of 15 kph from the North15
    kph wind from N

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Metric (°C / mm)  |  Imperial (°F / inches)

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