Lake Angelus, MI 48359 Frost Dates
Frost dates for Lake Angelus, MI, ZIP 48359
Around 04/29 is the usual last spring frost, about 244 days away. The first fall frost typically arrives around 10/20, about 172 frost-free days later.
Zone 6a (-10 to -5°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 Lake Angelus, not a forecast for this year.
What to do before the first frost
Zone 6a around Lake Angelus has about 8 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.
Why 04/29 isn't a guarantee
04/29 is the middle of 30 years of NOAA records, not a promise. Plant by 04/16 and you're betting against frost in roughly 9 years out of 10. 05/14 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lake Angelus compares
About 172 days separate Lake Angelus's last and first frost, putting it 28,498 of 40,283 ZIP codes nationally. Within MI, it ranks 283 of 1,153.
Learn more
the frost range explains how to read the range around Lake Angelus's dates instead of trusting one, and local microclimates explains what one yard in Lake Angelus can differ from the 48359 normal.