September in Szczecin averages a daily high of 19.5°C with nights around 10.8°C. Expect roughly 10.2 wet days totalling 40.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Szczecin is May–September.
Based on SZCZECIN, PL (5.3km), 1995–2024. 25 years of September data.