Kettering, OH 45429 Frost Dates
Frost dates for Kettering, OH, ZIP 45429
Around 04/17 is the usual last spring frost, about 232 days away. The first fall frost typically arrives around 10/26, about 192 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 Kettering, not a forecast for this year.
What to do before the first frost
Zone 6b around Kettering has about 8 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
04/17 is the middle of 30 years of NOAA records, not a promise. Plant by 04/03 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 Kettering compares
About 192 days separate Kettering's last and first frost, putting it 20,146 of 40,283 ZIP codes nationally. Within OH, it ranks 208 of 1,383.
Learn more
the frost range explains how to read the range around Kettering's dates instead of trusting one, and local microclimates explains what one yard in Kettering can differ from the 45429 normal.