September in Dessau averages a daily high of 20.9°C with nights around 10.2°C. Expect roughly 10.2 wet days totalling 50.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Dessau is May–September.
Based on KOTHEN ANHALT, GM (18.8km), 1995–2024. 29 years of September data.