Grand River, OH 44045 Frost Dates
Grand River, OH: when does the frost end?
The last spring frost here typically falls around 04/26, about 241 days from today. Fall's first freeze usually shows up around 10/31, roughly 184 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Grand River in Zone 7a (0 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 9 weeks until Grand River's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Grand River's last frost
04/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/11 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
Grand River against the rest of the dataset
Grand River's growing season runs about 184 days, ranking 23,637 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 668 of 1,383.
Learn more
Before leaning on 44045's figures: the frost range explains how to read the range around Grand River's dates instead of trusting one, while local microclimates explains what one yard in Grand River can differ from the 44045 normal.