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When to go · Mont Saint-Michel

Mont Saint-Michel in September

Great month. Inside Mont Saint-Michel's best window: May–Sep.

Key facts

Verdict
Great
Temperature
20°C (68°F) / 12°C (54°F)
average high / low
Rain days
10
Crowds
Medium
France overall
Prices
Medium
France overall

Verdict

GreatBest and avoid months for Mont Saint-Michel

Inside Mont Saint-Michel's best window: May–Sep.

Is another month better than September?

No other month rates higher than September for Mont Saint-Michel in this guide.

Weather in September

Long-term averages
  • Mont Saint-MichelHighs around 20 °C (68 °F), lows around 12 °C (54 °F), rain on about 10 days

Crowds and prices

Crowds · France overall
Medium
Prices · France overall
Medium

France overall: Warm sea in the south, grape harvest in the vineyards, quieter roads. The best all-round month.

Compare two months

Weather, crowds and prices for any two months in Mont Saint-Michel, side by side.

  • Verdict

    Sep: Great

    May: Great

  • Daytime high

    Sep: 20 °C (68 °F)

    May: 17 °C (63 °F)

  • Night low

    Sep: 12 °C (54 °F)

    May: 9 °C (48 °F)

  • Rain days

    Sep: 10

    May: 10

  • Crowds

    Sep: Medium

    May: Medium

  • Prices

    Sep: Medium

    May: Medium

  • Festivals listed

    Sep: 0

    May: 1

September: Inside Mont Saint-Michel's best window: May–Sep.

May: Inside Mont Saint-Michel's best window: May–Sep.

Mont Saint-Michel: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across France in September →