September in Derbent averages a daily high of 25.2°C with nights around 17.9°C. Expect roughly 6.9 wet days totalling 47.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Derbent is May–June.
Based on DERBENT, RS (1.1km), 1995–2024. 23 years of September data.