Lapeer, MI 48446 Frost Dates
Lapeer, MI: when does the frost end?
Typically, the last spring freeze lands around 05/04, roughly 249 days out. Fall's first freeze usually shows up around 10/14, roughly 160 days after the last spring frost.
Lapeer 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.
Stretching the season past the first frost
With roughly 7 weeks until Lapeer's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Lapeer's last frost
05/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/22 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/22 and only about 1 year in 10 sees frost after that.
Lapeer against the rest of the dataset
About 160 days separate Lapeer's last and first frost, putting it 32,270 of 40,283 ZIP codes nationally. Within MI, it ranks 617 of 1,153.
Learn more
Before leaning on 48446's figures: zone vs. frost date explains why Zone 6a and Lapeer's frost date answer different questions, while the frost range explains how to read the range around Lapeer's dates instead of trusting one.