October in Potsdam averages a daily high of 14.2°C with nights around 6.7°C. Expect roughly 12.1 wet days totalling 45.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Potsdam is May–September.
Based on POTSDAM, GM (1.7km), 1995–2024. 30 years of October data.