Gossau weather in September (St.Gallen Canton, Switzerland)

What kind of weather does September bring to Gossau? Explore our page to find a thorough overview of this month's weather conditions.

Temperatures

September in Gossau generally includes pleasant temperatures and high rainfall. Daytime temperatures generally settle around 19°C, while nighttime can see a dip to about 10°C.

Precipitation

Gossau in September usually receives high rainfall, averaging around 153 mm for the month. Typically around 13 days days of rainfall are expected.

Average sunshine

The area enjoys a moderate level of sunlight, with around 155 hours. It's a good balance between sunny and cloudy days.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. May and September generally stand out with the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

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

 

Gossau, monthly averages in September

Min Temperature 10°C  

Max Temperature 19°C  

Chance of Rain 44%  

Precipitation 153 mm  

Rainy days 13 days  

Humidity 78% *  

Sunshine 155 hours *  

Percentage Sunshine 44% *  

Data from: St. Gallen, Switzerland (9 KM, 5 Miles).

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 Gossau, 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

Camping

6/10

Interested in more climate information?

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

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.