Weather in Austria for September 2025

In Austria, September marks the transition from summer to autumn, bringing about noticeable changes in the weather. At the beginning of the month, the weather in Austria is generally mild and pleasant, with temperatures ranging from 15° to 20°.

The days are still relatively long, allowing for ample opportunities to explore the picturesque landscapes and charming cities. However, as the month progresses, the weather gradually becomes cooler, with temperatures dropping to around 10° to 15° by the end of September.

Additionally, there is an increase in rainfall towards the latter part of the month, particularly in the alpine regions.

It's important to note that the weather in Austria can vary significantly depending on the specific region and altitude. In the higher elevations, such as the Austrian Alps, temperatures are typically cooler, and there is a higher chance of precipitation throughout September.

Conversely, lower-lying areas, such as Vienna and the Danube Valley, tend to experience milder temperatures and less rainfall during this time of year.

Overall, September in Austria offers a mix of late summer warmth and early autumnal crispness, making it an ideal time to experience the country's natural beauty and cultural attractions.

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