December in Francistown is the rainiest and the cloudiest month of the year. In December, the weather in Francistown is typically hot. Average daily high temperature in December is about 29 degrees above zero. On average, Francistown has 11 rainy, 8 partly cloudy, 7 cloudy, and 5 sunny days in December. The rains are usually heavy. December as well as January is considered the most uncomfortable time to visit Francistown.