Summitville, OH 44651 Frost Dates
Frost dates for Summitville, OH, ZIP 44651
Typically, the last spring freeze lands around 04/22, roughly 237 days out. The first fall frost typically arrives around 10/28, about 186 frost-free days later.
The USDA Plant Hardiness Zone Map puts Summitville in Zone 6a (-10 to -5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 6a around Summitville has about 9 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
04/22 is the middle of 30 years of NOAA records, not a promise. Plant by 04/11 and you're betting against frost in roughly 9 years out of 10. 05/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Summitville compares
Summitville's growing season runs about 186 days, ranking 22,972 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 526 of 1,383.
Learn more
local microclimates explains what one yard in Summitville can differ from the 44651 normal, and zone vs. frost date explains why Zone 6a and Summitville's frost date answer different questions.