Dellroy, OH 44620 Frost Dates
When can you plant in Dellroy, OH?
Typically, the last spring freeze lands around 04/30, roughly 245 days out. The first fall frost typically arrives around 10/15, 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 Dellroy, not a forecast for this year.
What to do before the first frost
About 7 weeks of growing season left in Dellroy before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/30 is the middle of 30 years of NOAA records, not a promise. Plant by 04/18 and you're betting against frost in roughly 9 years out of 10. 05/17 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Dellroy compares
About 167 days separate Dellroy's last and first frost, putting it 30,192 of 40,283 ZIP codes nationally. Within OH, it ranks 1,346 of 1,383.
Learn more
local microclimates covers what one yard in Dellroy can differ from the 44620 normal. zone vs. frost date covers why Zone 6b and Dellroy's frost date answer different questions.