Bridgman, MI 49115 Frost Dates
Frost dates for Bridgman, MI, ZIP 49115
Typically, the last spring freeze lands around 04/19, roughly 234 days out. The first fall frost typically arrives around 10/27, about 191 frost-free days later.
The USDA Plant Hardiness Zone Map puts Bridgman in Zone 6b (-5 to 0°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 6b around Bridgman has about 9 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
04/19 is the middle of 30 years of NOAA records, not a promise. Plant by 04/05 and you're betting against frost in roughly 9 years out of 10. 05/03 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bridgman compares
At roughly 191 frost-free days, Bridgman places 20,791 of 40,283 ZIP codes in this dataset. Within MI, it ranks 10 of 1,153.
Learn more
the frost range explains how to read the range around Bridgman's dates instead of trusting one, and local microclimates explains what one yard in Bridgman can differ from the 49115 normal.