Geneva Weather in September

September in Geneva brings high temperatures, with highs of 23°C (73°F) and nights dropping to 12°C (54°F). Rainfall is on the higher side this month, averaging around 80 mm (3.1 in), so keep a rain jacket handy.

Rainfall in Geneva in September

You can expect rain on roughly 12 days based on historical data, averaging 80 mm (3.1 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Geneva in September

Geneva in September has perfect weather. Days reach 23°C (73°F) and nights cool to 12°C (54°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Geneva in September

Enjoy a sunny month with about 191 hours of sunshine, the clear skies make Geneva even more beautiful.

If your ideal day consists of dry skies and pleasant temperatures, May, July, August and September typically offer the best circumstances for Geneva.

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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 the United States of America, check out our Geneva's climate page.

Geneva Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 40%  

Precipitation 80 mm (3.1 in)  

Rainy days 12 days  

Humidity 73% *  

Sunshine 191 hours *  

Percentage Sunshine 50% *  

* Data from: Syracuse, the United States of America (70 KM, 43 Miles).

What to Wear in Geneva in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Geneva 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

8/10

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 the United States of America, check out our Geneva's climate page.

More climate data for Geneva

Temperature Rainfall Sunshine Humidity

See the full Geneva climate overview or explore weather in the United States of America.