October in Guanyin averages a daily high of 21.9°C with nights around 16.5°C. Expect roughly 15.9 wet days totalling 65.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Guanyin is March–May.
Based on YIBIN, CH (38.8km), 1995–2024. 24 years of October data.