December in Tzaneen is the cloudiest month of the year. In December, the weather in Tzaneen is typically warm. Average daily high temperature in December is about 27 degrees above zero. On average, Tzaneen has 16 rainy, 7 partly cloudy, 6 sunny, and 2 cloudy days in December. The rains are usually heavy. December as well as January is considered the most uncomfortable time to visit Tzaneen.