FrostDateCheck

Lyons, OH 49289 Frost Dates

When can you plant in Lyons, OH?

Zone 6a

The last spring frost here typically falls around 04/27, about 242 days from today. The first fall frost typically arrives around 10/20, about 173 frost-free days later.

Lyons sits in USDA Zone 6a (-10 to -5°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 8 weeks of growing season left in Lyons 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

04/27 is the middle of 30 years of NOAA records, not a promise. Plant by 04/13 and you're betting against frost in roughly 9 years out of 10. 05/14 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Lyons compares

Lyons's growing season runs about 173 days, ranking 28,035 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 1,103 of 1,383.

Learn more

local microclimates covers what one yard in Lyons can differ from the 49289 normal. zone vs. frost date covers why Zone 6a and Lyons's frost date answer different questions.