First & Last Frost Dates of Ohio Cities and Towns

Ohio has different weather in different parts of the state. This affects when plants can grow. In Columbus, plants can grow for 192 days. In Clay Springs, it’s only 144 days.

Big cities like Columbus, Cleveland, and Cincinnati have longer growing times. Places up north or higher up, like Ashtabula and Warren, have shorter growing times. In these places, the last spring frost can be as late as May, and the first fall frost can come as early as October.

This guide gives frost date info for Ohio cities and towns. It tells you where the nearest weather stations are and how far away they are. This helps gardeners and farmers know when to plant and harvest.

Ohio Frost Dates Map

Please select or type your Ohio location in the selection box below, to find its frost dates.

First & Last Frost Dates of Ohio Cities and Towns

This Ohio frost dates info comes from NCEI.gov’s U.S. Climate Normals 2020, using data from 1991-2020. The dates are based on a 30% chance of frost.

The “Last Spring Frost Date” means it’s usually safe to plant after this, but there’s still a small chance (30%) of frost. The “First Fall Frost Date” is when frost usually starts, but it might come a bit earlier (30% chance). Use these dates as a guide for gardening – they’re usually right, but not always!