How many degrees can it be the coldest in Ding'an in winter?

The average minimum temperature can reach -4 to -4 degrees Celsius. Ding'an belongs to Hainan Province. Its lowest temperature in winter is below 0°C, and the average lowest temperature can reach -4 to -4°C. The winter in Ding'an begins in November and ends in February of the following year. During this period, the weather is clear and dry, with plenty of sunshine. Sometimes, there will be short-term cold weather due to the influence of cold air.