If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Clarenville: The hottest months are usually July and August with an average temp of 58°F, while the coldest months are February and January with an average of 24°F. The snowiest months in Clarenville are February, March, January, and December, with each month seeing an average of 64 inches of snowfall.