December in Jiading averages a daily high of 11.2°C with nights around 3.9°C. Expect roughly 7 wet days totalling 43.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Jiading is September–November.
Based on SHANGHAI, CH (21.2km), 1995–2024. 26 years of December data.