If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Elkwater: The hottest months are usually July and August with an average temp of 66°F, while the coldest months are February and December with an average of 23°F. The snowiest months in Elkwater are March, February, January, and October, with each month seeing an average of 5 inches of snowfall.