December in Wuxi averages a daily high of 12.5°C with nights around 5.4°C. Expect roughly 10.2 wet days totalling 54.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Wuxi is October–November.
Based on LINGLING, CH (45.9km), 1995–2024. 26 years of December data.