Last Frost Date 2024 By Postal Code. Enter your zip code (or city, state) below and we'll tell you what we know. The classification of freeze temperatures is based on their effect on plants:

Our frost date calculator will tell you precisely when your garden in you is at risk for frost.  — 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.