March in Changsha averages a daily high of 16.7°C with nights around 9.1°C. Expect roughly 16.8 wet days totalling 143.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Changsha is September–November.
Based on CHANGSHA, CH (10.9km), 1995–2024. 24 years of March data.