If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Esterhazy: The hottest months are usually July and August with an average temp of 63°F, while the coldest months are February and January with an average of 12°F. The snowiest months in Esterhazy are March, November, December, and January, with each month seeing an average of 12 inches of snowfall.