December in Woodbridge is the windiest month of the year. In December, the weather in Woodbridge is typically freezing. Average daily high temperature in December is about zero. On average, Woodbridge has 12 cloudy, 11 snowy, 6 rainy, and 2 sunny days in December. The snowfalls are usually moderate. December as well as March, April, October, and November is considered the most uncomfortable time to visit Woodbridge.