Alliance, OH 44601 Frost Dates
Alliance, OH: when does the frost end?
Around 04/24 is the usual last spring frost, about 239 days away. Fall's first freeze usually shows up around 10/26, roughly 184 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Alliance in Zone 6a (-10 to -5°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 8 weeks until Alliance'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
04/24 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/11 and only about 1 year in 10 sees frost after that.
Alliance against the rest of the dataset
Alliance's growing season runs about 184 days, ranking 23,445 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 612 of 1,383.
Learn more
Before leaning on 44601's figures: the frost range explains how to read the range around Alliance's dates instead of trusting one, while local microclimates explains what one yard in Alliance can differ from the 44601 normal.