March in Prince George is the rainiest and the cloudiest month of the year. In March, the weather in Prince George is typically cold. Average daily high temperature in March is about 1 degree above zero. On average, Prince George has 21 rainy, 5 snowy, 4 cloudy, and 1 sunny day in March. The rains are usually moderate. March as well as April, May, and October is considered the most uncomfortable time to visit Prince George.