East Grand Rapids, MI 49530 Frost Dates
49530, near East Grand Rapids, MI: the frost window
The last spring frost here typically falls around 05/06, about 251 days from today. Fall's first freeze usually shows up around 10/10, roughly 157 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts East Grand Rapids in Zone 6a (-10 to -5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
East Grand Rapids's growing season runs out in roughly 6 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around East Grand Rapids's last frost
05/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/24 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/23 and only about 1 year in 10 sees frost after that.
East Grand Rapids against the rest of the dataset
About 157 days separate East Grand Rapids's last and first frost, putting it 33,273 of 40,283 ZIP codes nationally. Within MI, it ranks 714 of 1,153.
Learn more
Two guides worth reading on 49530: the frost range, on how to read the range around East Grand Rapids's dates instead of trusting one, and local microclimates, on what one yard in East Grand Rapids can differ from the 49530 normal.