Luna Pier, MI 48157 Frost Dates
Frost dates for Luna Pier, MI, ZIP 48157
The last spring frost here typically falls around 04/23, about 238 days from today. The first fall frost typically arrives around 10/23, about 182 frost-free days later.
Luna Pier sits in USDA Zone 6b (-5 to 0°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 6b around Luna Pier 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.
How much risk comes with planting early here
04/23 is the middle of 30 years of NOAA records, not a promise. Plant by 04/08 and you're betting against frost in roughly 9 years out of 10. 05/07 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Luna Pier compares
About 182 days separate Luna Pier's last and first frost, putting it 24,207 of 40,283 ZIP codes nationally. Within MI, it ranks 63 of 1,153.
Learn more
the frost range explains how to read the range around Luna Pier's dates instead of trusting one, and local microclimates explains what one yard in Luna Pier can differ from the 48157 normal.