September in Boli averages a daily high of 21.7°C with nights around 9.4°C. Expect roughly 8.4 wet days totalling 54.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Boli is August–September.
Based on JIXI, CH (59.5km), 1995–2024. 24 years of September data.