First Frost Date 2024 By Zip Code. The first frost date is the earliest date in the year that frost is expected to occur, while the last frost date is the latest date that frost is expected. Frost occurs when the air temperature reaches 32℉ or lower.

Use this mapping tool to find the average of first and last frost date in your city or state by zip code to make sure you start your garden at the right time, not too early, not too late. Our frost date calculator will tell you precisely when your garden in kenosha, wi is at risk for frost.