How Many Snow Days In 2025. Snow day predictions use the timing and strength of a snowstorm, wind, temperature, ice forecasts, and historical information about a user’s location and school. Snow totaling 0.1 inches or more is what qualifies as accumulating snow, also known as measurable snow.

Snow covered most of the northern half of the u.s. The map above will show how much snow has fallen over the last three days.