Mayville, MI 48744 Frost Dates
When can you plant in Mayville, MI?
Around 05/07 is the usual last spring frost, about 252 days away. The first fall frost typically arrives around 10/09, about 154 frost-free days later.
The USDA Plant Hardiness Zone Map puts Mayville in Zone 6a (-10 to -5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 6 weeks of growing season left in Mayville before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
05/07 is the middle of 30 years of NOAA records, not a promise. Plant by 04/24 and you're betting against frost in roughly 9 years out of 10. 05/24 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Mayville compares
Mayville's growing season runs about 154 days, ranking 34,385 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 792 of 1,153.
Learn more
local microclimates covers what one yard in Mayville can differ from the 48744 normal. zone vs. frost date covers why Zone 6a and Mayville's frost date answer different questions.