When to go · Geneva
Geneva in September
Great month. Mild; Jeûne genevois holiday.
Key facts
- Verdict
- Great
- Temperature
- 22°C (72°F)72°F (22°C) / 12°C (54°F)54°F (12°C)
- average high / low
- Rain days
- 8
- Crowds
- Medium
- Switzerland overall
- Prices
- Medium
- Switzerland overall
Verdict
Mild; Jeûne genevois holiday.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than September?
No other month rates higher than September for Geneva in this guide.
Weather in September
- GenevaHighs around 22 °C (72 °F), lows around 12 °C (54 °F), rain on about 8 daysHighs around 72 °F (22 °C), lows around 54 °F (12 °C), rain on about 8 days
- Lake Geneva, Switzerland · Geneva, Lausanne, Montreux, Lavauxbest weather
Mild; the bise wind makes winter days raw. Grape harvest in Lavaux late September–October.
Autumn season
Vineyards and mild days; fewer crowds.
Watch: Rain and early dark from November.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Jeûne genevois
Thursday after the first Sunday of September · Canton of Geneva
Local public holiday; shops closed.
Crowds and prices
- Crowds · Switzerland overall
- Medium
- Prices · Switzerland overall
- Medium
Switzerland overall: Clear, stable weather and fewer crowds; the best hiking month. Cattle come down from the pastures.
Compare two months
Weather, crowds and prices for any two months in Geneva, side by side.
Verdict
Sep: Great
May: Great
Daytime high
Sep: 22 °C (72 °F)72 °F (22 °C)
May: 20 °C (68 °F)68 °F (20 °C)
Night low
Sep: 12 °C (54 °F)54 °F (12 °C)
May: 10 °C (50 °F)50 °F (10 °C)
Rain days
Sep: 8 (better)
May: 12
Crowds
Sep: Medium
May: Low
Prices
Sep: Medium
May: Low
Festivals listed
Sep: 1
May: 0
September: Mild; Jeûne genevois holiday.
May: Warm, long days.
Geneva: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings