Terms of Use
Terms of use for FrostDateByZip.com.
Last updated 2026-10-01
Information only
Frost dates, probabilities, and planting windows on this site are long-term climate averages provided for general planning. They are not weather forecasts or professional agricultural advice, and actual conditions vary from year to year and place to place. You are responsible for decisions you make using this information.
Data credits
Climate data are from NOAA National Centers for Environmental Information. ZIP code place names are from GeoNames, licensed under Creative Commons Attribution 4.0. Planting windows are adapted from the University of Maryland Extension.