Illertissen weather in September (Bavaria, Germany)

What weather conditions can you expect in Illertissen this September? Our guide gives you the essential weather details for this month.

Temperatures

You’ll find the weather in Illertissen during September to be perfect, with pleasant temperatures and moderate rainfall. Anticipate daytime highs near 20°C, and cooler nights with temperatures around 10°C.

Precipitation

Illertissen in September usually receives moderate rainfall, averaging around 82 mm for the month. Looking at the last 30 years, the data shows about 12 days with rain.

Average sunshine

The area enjoys a moderate level of sunlight, with around 157 hours. It's a good balance between sunny and cloudy days.

So this is a great month to visit if you prefer dry days with pleasant temperatures. September typically offers the most optimal weather. In contrast, January, February, November and December tend to have less optimal conditions.

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

 

Illertissen, monthly averages in September

Min Temperature 10°C  

Max Temperature 20°C  

Chance of Rain 40%  

Precipitation 82 mm  

Rainy days 12 days  

Sunshine 157 hours *  

Percentage Sunshine *  

Data from: Augsburg, Germany (60 KM, 37 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 Illertissen, 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

4/10

Outdoor sports

9/10

Interested in more climate information?

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

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.