Cheboygan, MI 49775 Frost Dates
Frost dates for Cheboygan, MI, ZIP 49775
Around 05/11 is the usual last spring frost, about 256 days away. The first fall frost typically arrives around 10/11, about 152 frost-free days later.
Cheboygan sits in USDA Zone 5b (-15 to -10°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.
What to do before the first frost
Zone 5b around Cheboygan has about 6 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Cheboygan's last frost
05/11 is the middle of 30 years of NOAA records, not a promise. Plant by 04/29 and you're betting against frost in roughly 9 years out of 10. 05/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Cheboygan compares
Cheboygan's growing season runs about 152 days, ranking 34,755 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 802 of 1,153.
Learn more
zone vs. frost date explains why Zone 5b and Cheboygan's frost date answer different questions, and the frost range explains how to read the range around Cheboygan's dates instead of trusting one.