December in Lianyungang is the sunniest month of the year. In December, the weather in Lianyungang is typically cold. Average daily high temperature in December is about 7 degrees above zero. On average, Lianyungang has 16 sunny, 7 partly cloudy, 5 cloudy, and 3 rainy days in December. The rains are usually light. December as well as January, February, July, and August is considered the most uncomfortable time to visit Lianyungang.