September in Kaspiysk averages a daily high of 24.4°C with nights around 16.5°C. Expect roughly 7 wet days totalling 57.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Kaspiysk is May–July.
Based on MAHACKALA, RS (11.9km), 1995–2024. 27 years of September data.