Tool

Frost date lookup

Your average last spring frost and first fall frost, plus your USDA zone, from the nearest NOAA station. The foundation for every planting date.

USDA Plant Hardiness Zone Map, 2023 (USDA-ARS / Oregon State University PRISM Group). NOAA NCEI U.S. Climate Normals 1991-2020. Dates are the nearest station's normals; local microclimates vary.