September in Zwickau averages a daily high of 19.3°C with nights around 9.4°C. Expect roughly 11.8 wet days totalling 66.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Zwickau is May–September.
Based on LICHTENTANNE, GM (5.7km), 1995–2024. 29 years of September data.