Weather is probably a major factor when you plan your trip to Nakusp, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August with an average temp of 60°F, while the coldest months are December and February with an average of 23°F. The snowiest months in Nakusp are January, December, February, and March, with each month seeing an average of 32 inches of snowfall.