December weather forecast in Manzini

December in Manzini is the rainiest month of the year. In December, the weather in Manzini is typically warm. Average daily high temperature in December is about 26 degrees above zero. On average, Manzini has 21 rainy, 5 sunny, and 5 partly cloudy days in December. The rains are usually heavy. December as well as January, February, and November is considered the most uncomfortable time to visit Manzini.