Manton, MI 49663 Frost Dates
Manton, MI: when does the frost end?
Around 05/24 is the usual last spring frost, about 269 days away. Fall's first freeze usually shows up around 10/01, roughly 130 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Manton in Zone 5b (-15 to -10°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 5 weeks until Manton'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
05/24 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/07 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/06 and only about 1 year in 10 sees frost after that.
Manton against the rest of the dataset
Manton's growing season runs about 130 days, ranking 38,389 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 1,034 of 1,153.
Learn more
Before leaning on 49663's figures: local microclimates explains what one yard in Manton can differ from the 49663 normal, while zone vs. frost date explains why Zone 5b and Manton's frost date answer different questions.