FrostDateCheck

Racine, OH 45743 Frost Dates

When can you plant in Racine, OH?

Zone 6b

Typically, the last spring freeze lands around 05/01, roughly 246 days out. The first fall frost typically arrives around 10/14, about 165 frost-free days later.

Racine 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

About 7 weeks of growing season left in Racine 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

05/01 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. 05/19 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Racine compares

About 165 days separate Racine's last and first frost, putting it 30,677 of 40,283 ZIP codes nationally. Within OH, it ranks 1,379 of 1,383.

Learn more

local microclimates covers what one yard in Racine can differ from the 45743 normal. zone vs. frost date covers why Zone 6b and Racine's frost date answer different questions.