December weather forecast in Florissant

In December, the weather in Florissant is typically cold. Average daily high temperature in December is about 5 degrees above zero. On average, Florissant has 11 partly cloudy, 8 sunny, 7 rainy, and 5 cloudy days in December. The rains are usually moderate. December as well as January, February, and March is considered the most uncomfortable time to visit Florissant.