FrostDateCheck

Ecorse, MI 48153 Frost Dates

When can you plant in Ecorse, MI?

Zone 6a

The last spring frost here typically falls around 05/01, about 246 days from today. The first fall frost typically arrives around 10/15, about 166 frost-free days later.

Zone 6a (-10 to -5°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 Ecorse, not a forecast for this year.

What to do before the first frost

About 7 weeks of growing season left in Ecorse before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

The actual range around Ecorse's last frost

05/01 is the middle of 30 years of NOAA records, not a promise. Plant by 04/17 and you're betting against frost in roughly 9 years out of 10. 05/18 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Ecorse compares

At roughly 166 frost-free days, Ecorse places 30,328 of 40,283 ZIP codes in this dataset. Within MI, it ranks 396 of 1,153.

Learn more

the frost range covers how to read the range around Ecorse's dates instead of trusting one. local microclimates covers what one yard in Ecorse can differ from the 48153 normal.