Taking into account the local weather in Wilsons Beach is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually August and July with an average temp of 61°F, while the coldest months are January and February with an average of 29°F. The snowiest months in Wilsons Beach are January, February, December, and March, with each month seeing an average of 15 inches of snowfall.