Geneva weather in September (Canton of Geneva, Switzerland)

Will it be rainy or sunny in Geneva this September? Find all the essential weather information for this month in our guide.

Temperatures

In September, Geneva tends to experience pleasant temperatures and high rainfall. During the daylight hours, temperatures often reach 20°C. After dark they usually decrease to around 10°C.

Precipitation

Geneva in September usually receives high rainfall, averaging around 123 mm for the month. You can typically expect 12 days days of rain this month, based on climate records.

Average sunshine

With about 183 hours of sunshine, the area enjoys a nice balance of sun and clouds, creating a pleasant environment.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Geneva. June, July, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Geneva climate page with graphs.

 

Geneva, monthly averages in September

Min Temperature 10°C  

Max Temperature 20°C  

Chance of Rain 40%  

Precipitation 123 mm  

Rainy days 12 days  

Humidity 74%  

Sunshine 183 hours  

Percentage Sunshine 55%  

Where to go in Switzerland in September

Find out more about the weather in Switzerland and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Geneva, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Geneva.

Our site offers climate and forecast data for every country in the world. Are you going to Switzerland? On this website you can find historical weather averages for many cities in Switzerland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.