December in Dongguan averages a daily high of 20.9°C with nights around 11.4°C. Expect roughly 4.1 wet days totalling 25.1mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Dongguan is November–December.
Based on GUANGZHOU, CH (35km), 1995–2024. 19 years of December data.