Graysville, OH 45734 Frost Dates
Frost dates for Graysville, OH, ZIP 45734
Around 04/30 is the usual last spring frost, about 245 days away. The first fall frost typically arrives around 10/14, about 167 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 Graysville, not a forecast for this year.
What to do before the first frost
Zone 6b around Graysville 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.
How much risk comes with planting early here
04/30 is the middle of 30 years of NOAA records, not a promise. Plant by 04/15 and you're betting against frost in roughly 9 years out of 10. 05/20 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Graysville compares
About 167 days separate Graysville's last and first frost, putting it 30,253 of 40,283 ZIP codes nationally. Within OH, it ranks 1,377 of 1,383.
Learn more
zone vs. frost date explains why Zone 6b and Graysville's frost date answer different questions, and the frost range explains how to read the range around Graysville's dates instead of trusting one.