December in Woodbridge is the cloudiest month of the year. In December, the weather in Woodbridge is typically freezing. Average daily high temperature in December is about 1 degree above zero. On average, Woodbridge has 13 cloudy, 7 partly cloudy, 5 snowy, 3 rainy, and 3 sunny days in December. The snowfalls are usually heavy. December as well as February, March, April, and October is considered the most uncomfortable time to visit Woodbridge.