March weather forecast in Granby

March in Granby is the snowiest month of the year. In March, the weather in Granby is typically freezing. Average daily high temperature in March is about 1 degree below zero. On average, Granby has 14 snowy, 6 sunny, 5 cloudy, 4 partly cloudy, and 2 rainy days in March. The snowfalls are usually moderate.