Moraine, OH 45490 Frost Dates
Frost dates for Moraine, OH, ZIP 45490
The last spring frost here typically falls around 04/17, about 232 days from today. The first fall frost typically arrives around 10/26, about 192 frost-free days later.
Moraine sits in USDA Zone 6b (-5 to 0°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 6b around Moraine 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.
Why 04/17 isn't a guarantee
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 Moraine compares
At roughly 192 frost-free days, Moraine places 20,274 of 40,283 ZIP codes in this dataset. Within OH, it ranks 239 of 1,383.
Learn more
local microclimates explains what one yard in Moraine can differ from the 45490 normal, and zone vs. frost date explains why Zone 6b and Moraine's frost date answer different questions.