New Athens, OH 43981 Frost Dates
Frost dates for New Athens, OH, ZIP 43981
Typically, the last spring freeze lands around 04/18, roughly 233 days out. The first fall frost typically arrives around 11/01, about 196 frost-free days later.
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 New Athens, not a forecast for this year.
What to do before the first frost
Zone 6b around New Athens 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
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How New Athens compares
At roughly 196 frost-free days, New Athens places 19,089 of 40,283 ZIP codes in this dataset. Within OH, it ranks 127 of 1,383.
Learn more
zone vs. frost date explains why Zone 6b and New Athens's frost date answer different questions, and the frost range explains how to read the range around New Athens's dates instead of trusting one.