Millville, OH 45061 Frost Dates
Millville, OH: when does the frost end?
Typically, the last spring freeze lands around 04/19, roughly 234 days out. Fall's first freeze usually shows up around 10/22, roughly 186 days after the last spring frost.
Zone 6b (-5 to 0°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Millville, not a forecast for this year.
Stretching the season past the first frost
With roughly 8 weeks until Millville'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
04/19 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/02 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.
Millville against the rest of the dataset
At roughly 186 frost-free days, Millville places 22,897 of 40,283 ZIP codes in this dataset. Within OH, it ranks 507 of 1,383.
Learn more
Before leaning on 45061's figures: local microclimates explains what one yard in Millville can differ from the 45061 normal, while zone vs. frost date explains why Zone 6b and Millville's frost date answer different questions.