Goodrich, MI 48411 Frost Dates
Goodrich, MI: when does the frost end?
Typically, the last spring freeze lands around 05/01, roughly 246 days out. Fall's first freeze usually shows up around 10/14, roughly 164 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Goodrich 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
With roughly 7 weeks until Goodrich's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
05/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/18 and only about 1 year in 10 sees frost after that.
Goodrich against the rest of the dataset
Goodrich's growing season runs about 164 days, ranking 30,998 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 486 of 1,153.
Learn more
Before leaning on 48411's figures: the frost range explains how to read the range around Goodrich's dates instead of trusting one, while local microclimates explains what one yard in Goodrich can differ from the 48411 normal.