Though weather is just one factor, it can really affect your travel plans, especially if you're planning an extended stay in Earnscliffe. The hottest months are usually August and July with an average temp of 63°F, while the coldest months are February and January with an average of 26°F. The snowiest months in Earnscliffe are February, January, December, and March, with each month seeing an average of 54 inches of snowfall.