December in Maanshan is the sunniest month of the year. In December, the weather in Maanshan is typically cold. Average daily high temperature in December is about 9 degrees above zero. On average, Maanshan has 14 sunny, 6 rainy, 6 partly cloudy, and 5 cloudy days in December. The rains are usually light. December as well as January, February, June, and July is considered the most uncomfortable time to visit Maanshan.