2024 First Frost Dates Wisconsin. Use our 2024 frost dates calculator to find the average dates of the last light freeze of spring and the first light freeze of fall for locations across the u.s. Fall is in the air and the old farmer's almanac is now predicting the first frost dates across wisconsin.

Below is a table focused on the average first dates for reaching particular frost/freeze temperature thresholds. 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.