Taking into account the local weather in Weston 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 67°F, while the coldest months are January and December with an average of 32°F. The snowiest months in Weston are March, December, February, and January, with each month seeing an average of 7 inches of snowfall.