December in Wisconsin Rapids is the cloudiest month of the year. In December, the weather in Wisconsin Rapids is typically freezing. Average daily high temperature in December is about 1 degree below zero. On average, Wisconsin Rapids has 11 cloudy, 9 partly cloudy, 6 sunny, 4 snowy, and 1 rainy day in December. The snowfalls are usually moderate. December as well as February, March, April, and October is considered the most uncomfortable time to visit Wisconsin Rapids.