Urbana, OH 43083 Frost Dates
Frost dates for Urbana, OH, ZIP 43083
The last spring frost here typically falls around 04/25, about 240 days from today. The first fall frost typically arrives around 10/19, about 175 frost-free days later.
The USDA Plant Hardiness Zone Map puts Urbana 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 Urbana 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 04/25 isn't a guarantee
04/25 is the middle of 30 years of NOAA records, not a promise. Plant by 04/12 and you're betting against frost in roughly 9 years out of 10. 05/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Urbana compares
About 175 days separate Urbana's last and first frost, putting it 26,797 of 40,283 ZIP codes nationally. Within OH, it ranks 1,016 of 1,383.
Learn more
zone vs. frost date explains why Zone 6a and Urbana's frost date answer different questions, and the frost range explains how to read the range around Urbana's dates instead of trusting one.