If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Luverne: The hottest months are usually July and August with an average temp of 69°F, while the coldest months are January and February with an average of 23°F. The snowiest months in Luverne are March, January, February, and April, with each month seeing an average of 6 inches of snowfall.