Affoltern weather in September (Canton of Bern, Switzerland)

What's the typical weather in Affoltern for September? Here's what you need to know about the weather for the month.

Temperatures

In September, Affoltern typically experiences pleasant temperatures and high rainfall. Anticipate daytime temperatures around 19°C, while night temperatures can drop to 10°C.

Precipitation

Affoltern in September usually receives high rainfall, averaging around 116 mm for the month. The climate data from previous years indicates that there are typically about 13 days days of rain.

Average sunshine

Expect a moderate amount of sunlight, with approximately 176 hours. This means a pleasant mix of sun and clouds.

Should you favor a climate that's both dry and comfortably warm June, July and August typically offer the most agreeable circumstances. On the other hand, January, February, 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 Affoltern climate page with graphs.

 

Affoltern, monthly averages in September

Min Temperature 10°C  

Max Temperature 19°C  

Chance of Rain 44%  

Precipitation 116 mm  

Rainy days 13 days  

Humidity 79% *  

Sunshine 176 hours *  

Percentage Sunshine 49% *  

Data from: Bern, Switzerland (25 KM, 15 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 Affoltern, 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 Affoltern.

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.