Dublin, OH 43016 Frost Dates
Dublin, OH: when does the frost end?
Typically, the last spring freeze lands around 04/22, roughly 237 days out. Fall's first freeze usually shows up around 10/23, roughly 183 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Dublin 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 8 weeks until Dublin'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
04/22 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/09 and only about 1 year in 10 sees frost after that.
Dublin against the rest of the dataset
Dublin's growing season runs about 183 days, ranking 23,751 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 679 of 1,383.
Learn more
Before leaning on 43016's figures: the frost range explains how to read the range around Dublin's dates instead of trusting one, while local microclimates explains what one yard in Dublin can differ from the 43016 normal.