Illmensee weather in September (Baden-Württemberg, Germany)

How does the weather in Illmensee usually fare in September? Want to know if it's a good time to visit? This page has all the weather details for the month.

Temperatures

Experience perfect weather in Illmensee in September, characterized by pleasant temperatures and moderate rainfall. During the daylight hours, temperatures often reach 20°C. After dark they usually decrease to around 11°C.

Precipitation

Illmensee in September usually receives moderate rainfall, averaging around 98 mm for the month. When we look at the climate data from the last 30 years, you can expect around 13 days of rain.

Average sunshine

The month experiences a moderate amount of sunlight, with 155 hours hours. A nice balance between sunshine and clouds.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Illmensee. September typically offers 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 Illmensee climate page with graphs.

 

Illmensee, monthly averages in September

Min Temperature 11°C  

Max Temperature 20°C  

Chance of Rain 42%  

Precipitation 98 mm  

Rainy days 13 days  

Humidity 78% *  

Sunshine 155 hours *  

Percentage Sunshine 44% *  

Data from: St. Gallen, Switzerland (48 KM, 30 Miles).

Where to go in Germany in September

Find out more about the weather in Germany 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 Illmensee, 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

8/10

Outdoor sports

9/10

Interested in more climate information?

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

Our site offers climate and forecast data for every country in the world. Are you going to Germany? On this website you can find historical weather averages for many cities in Germany. 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.