In December, the weather in Dongguan is typically warm. Average daily high temperature in December is about 18 degrees above zero. On average, Dongguan has 17 cloudy, 5 sunny, 5 partly cloudy, and 4 rainy days in December. The rains are usually moderate. December as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Dongguan.