Taking into account the local weather in Valier 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 65°F, while the coldest months are February and December with an average of 25°F. The snowiest months in Valier are February, January, October, and November, with each month seeing an average of 8 inches of snowfall.