Saint-Nazaire weather live forecast

Today's maximum temperature in Saint-Nazaire is expected to be 18°C. Select a day from the live weather forecast for Saint-Nazaire, France for more weather parameters.

5-day weather forecast updated at 04:02 on Friday 3rd October 2025 GMT

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

Saint-Nazaire weather forecast by day

Below are the detailed weather forecasts for Saint-Nazaire for the next 5 days.

Saint-Nazaire weather for Friday 3rd October 2025

Expect mostly cloudy with rain in Saint-Nazaire, France with a maximum temperature of 18°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 75% chance of some rain and a fresh breeze of 30 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 75% chance of some rain75
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 30 kph from the South-West30
    kph wind from SW

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Saint-Nazaire weather for Saturday 4th October 2025

Expect sunshine and showers in Saint-Nazaire, France with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a fresh breeze of 35 kph from the west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 52% chance of some rain52
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Fresh breeze of 35 kph from the West35
    kph wind from W

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Saint-Nazaire weather for Sunday 5th October 2025

Expect scattered clouds in Saint-Nazaire, France with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Gentle breeze of 19 kph from the North-West19
    kph wind from NW

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Saint-Nazaire weather for Monday 6th October 2025

Expect broken clouds in Saint-Nazaire, France with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Light breeze of 8 kph from the North-West8
    kph wind from NW

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Saint-Nazaire weather for Tuesday 7th October 2025

Expect clear skies in Saint-Nazaire, France with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Clear skies
    clear skies
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Light breeze of 11 kph from the East11
    kph wind from E

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

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