Wharton, OH 43359 Frost Dates
Frost dates for Wharton, OH, ZIP 43359
Around 04/29 is the usual last spring frost, about 244 days away. The first fall frost typically arrives around 10/17, about 171 frost-free days later.
The USDA Plant Hardiness Zone Map puts Wharton 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 Wharton has about 7 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.
Why 04/29 isn't a guarantee
04/29 is the middle of 30 years of NOAA records, not a promise. Plant by 04/13 and you're betting against frost in roughly 9 years out of 10. 05/14 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Wharton compares
At roughly 171 frost-free days, Wharton places 28,807 of 40,283 ZIP codes in this dataset. Within OH, it ranks 1,145 of 1,383.
Learn more
the frost range explains how to read the range around Wharton's dates instead of trusting one, and local microclimates explains what one yard in Wharton can differ from the 43359 normal.