If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Kappl: The hottest months are usually July and August with an average temp of 50°F, while the coldest months are January and February with an average of 20°F. The snowiest months in Kappl are April, May, November, and January, with each month seeing an average of 5 inches of snowfall.