Central Lake, MI 49622 Frost Dates
Frost dates for Central Lake, MI, ZIP 49622
Around 05/23 is the usual last spring frost, about 268 days away. The first fall frost typically arrives around 10/02, about 131 frost-free days later.
The USDA Plant Hardiness Zone Map puts Central Lake in Zone 5b (-15 to -10°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
Zone 5b around Central Lake has about 5 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 Central Lake's last frost
05/23 is the middle of 30 years of NOAA records, not a promise. Plant by 05/05 and you're betting against frost in roughly 9 years out of 10. 06/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Central Lake compares
At roughly 131 frost-free days, Central Lake places 38,305 of 40,283 ZIP codes in this dataset. Within MI, it ranks 1,025 of 1,153.
Learn more
zone vs. frost date explains why Zone 5b and Central Lake's frost date answer different questions, and the frost range explains how to read the range around Central Lake's dates instead of trusting one.