Eastpointe, MI 48021 Frost Dates
48021, near Eastpointe, MI: the frost window
Typically, the last spring freeze lands around 04/29, roughly 244 days out. Fall's first freeze usually shows up around 10/22, roughly 176 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Eastpointe in Zone 6b (-5 to 0°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
Eastpointe's growing season runs out in roughly 8 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/29 isn't a guarantee
04/29 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/13 and only about 1 year in 10 sees frost after that.
Eastpointe against the rest of the dataset
At roughly 176 frost-free days, Eastpointe places 26,378 of 40,283 ZIP codes in this dataset. Within MI, it ranks 111 of 1,153.
Learn more
Two guides worth reading on 48021: zone vs. frost date, on why Zone 6b and Eastpointe's frost date answer different questions, and the frost range, on how to read the range around Eastpointe's dates instead of trusting one.