Toledo, OH 43660 Frost Dates
Toledo, OH: when does the frost end?
Around 04/20 is the usual last spring frost, about 235 days away. 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 Toledo 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 Toledo's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Toledo's last frost
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.
Toledo against the rest of the dataset
At roughly 188 frost-free days, Toledo places 21,786 of 40,283 ZIP codes in this dataset. Within OH, it ranks 365 of 1,383.
Learn more
Before leaning on 43660's figures: zone vs. frost date explains why Zone 6b and Toledo's frost date answer different questions, while the frost range explains how to read the range around Toledo's dates instead of trusting one.