Clay Center, OH 43408 Frost Dates
Clay Center, OH: when does the frost end?
The last spring frost here typically falls around 04/20, about 235 days from today. Fall's first freeze usually shows up around 10/27, roughly 188 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Clay Center in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 9 weeks until Clay Center's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/20 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/07 and only about 1 year in 10 sees frost after that.
Clay Center against the rest of the dataset
About 188 days separate Clay Center's last and first frost, putting it 22,205 of 40,283 ZIP codes nationally. Within OH, it ranks 412 of 1,383.
Learn more
Before leaning on 43408's figures: the frost range explains how to read the range around Clay Center's dates instead of trusting one, while local microclimates explains what one yard in Clay Center can differ from the 43408 normal.