Versoix Weather in September

In Versoix, September brings pleasant daytime temperatures around 20°C (68°F), with nights cooling to 10°C (50°F). Expect quite a bit of rainfall this month.

Rainfall in Versoix in September

Typically, about 12 days will experience rainfall, with an average of 123 mm (4.8 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Versoix in September

Versoix in September gets highs of 20°C (68°F) during the day and drops to 10°C (50°F) at night. Conditions are often most pleasant around the middle of the day. With lows of 10°C (50°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Versoix in September

The city usually sees around 183 hours of sunlight, indicating a moderately sunny period.

Average water temperature in September

At 20°C (68°F), the water is pleasant for swimming. Most people find this range ideal — cool enough to be refreshing, warm enough to stay in comfortably.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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For a detailed overview over the year and the best time to visit Switzerland, check out our Versoix's climate page.

Versoix Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 20°C (68°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 40%  

Precipitation 123 mm (4.8 in)  

Rainy days 12 days  

Humidity 74% *  

Sunshine 183 hours *  

Percentage Sunshine 55% *  

* Data from: Geneva, Switzerland (7 KM, 4 Miles).

What to Wear in Versoix in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. The water temperature sits at about 20°C (68°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Versoix in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Versoix's climate page.

More climate data for Versoix

Temperature Rainfall Sunshine Humidity Water Temp

See the full Versoix climate overview or explore weather in Switzerland.