October in Gemlik averages a daily high of 22.1°C with nights around 10.4°C. Expect roughly 9.7 wet days totalling 83.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Gemlik is April–October.
Based on BURSA, TU (28.7km), 1995–2024. 18 years of October data.