January in Kaiyuan averages a daily high of 19°C with nights around 8.7°C. Expect roughly 4 wet days totalling 18.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Kaiyuan is November–March.
Based on MENGZI, CH (35.9km), 1995–2024. 26 years of January data.