Weather is probably a major factor when you plan your trip to Mears, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and July with an average temp of 66°F, while the coldest months are February and January with an average of 29°F. The snowiest months in Mears are January, March, November, and December, with each month seeing an average of 9 inches of snowfall.