October in Sevastopol averages a daily high of 16.7°C with nights around 6.4°C. Expect roughly 9.6 wet days totalling 43.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Sevastopol is May–June.
Based on SIMFEROPOL, UP (49.5km), 1995–2024. 18 years of October data.