Boyne City, MI 49796 Frost Dates
When can you plant in Boyne City, MI?
The last spring frost here typically falls around 05/16, about 261 days from today. The first fall frost typically arrives around 10/09, about 147 frost-free days later.
Zone 5b (-15 to -10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Boyne City, not a forecast for this year.
What to do before the first frost
About 6 weeks of growing season left in Boyne City before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Boyne City's last frost
05/16 is the middle of 30 years of NOAA records, not a promise. Plant by 04/30 and you're betting against frost in roughly 9 years out of 10. 05/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Boyne City compares
Boyne City's growing season runs about 147 days, ranking 35,907 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 861 of 1,153.
Learn more
local microclimates covers what one yard in Boyne City can differ from the 49796 normal. zone vs. frost date covers why Zone 5b and Boyne City's frost date answer different questions.