December in Durban is the rainiest month of the year. In December, the weather in Durban is typically warm. Average daily high temperature in December is about 26 degrees above zero. On average, Durban has 18 rainy, 6 partly cloudy, 5 sunny, and 2 cloudy days in December. The rains are usually heavy. December as well as January, February, March, and October is considered the most uncomfortable time to visit Durban.