If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Jackpot: The hottest months are usually July and August with an average temp of 68°F, while the coldest months are January and December with an average of 28°F. The snowiest months in Jackpot are January, December, November, and March, with each month seeing an average of 8 inches of snowfall.