September in Villach averages a daily high of 18.8°C with nights around 6.9°C. Expect roughly 10.1 wet days totalling 153.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Villach is June–September.
Based on RATECE PLANICA, SI (17.1km), 1995–2024. 29 years of September data.