Taking into account the local weather in Hearst is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually July and August with an average temp of 60°F, while the coldest months are January and February with an average of 10°F. The snowiest months in Hearst are January, February, March, and November, with each month seeing an average of 38 inches of snowfall.