Mount Healthy, OH 45231 Frost Dates
Mount Healthy, OH: when does the frost end?
Around 04/19 is the usual last spring frost, about 234 days away. Fall's first freeze usually shows up around 10/22, roughly 186 days after the last spring frost.
Mount Healthy sits in USDA Zone 6b (-5 to 0°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 8 weeks until Mount Healthy's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Mount Healthy's last frost
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.
Mount Healthy against the rest of the dataset
At roughly 186 frost-free days, Mount Healthy places 22,766 of 40,283 ZIP codes in this dataset. Within OH, it ranks 479 of 1,383.
Learn more
Before leaning on 45231's figures: local microclimates explains what one yard in Mount Healthy can differ from the 45231 normal, while zone vs. frost date explains why Zone 6b and Mount Healthy's frost date answer different questions.