Berkley, MI 48072 Frost Dates
Berkley, MI: when does the frost end?
Around 05/01 is the usual last spring frost, about 246 days away. Fall's first freeze usually shows up around 10/17, roughly 165 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Berkley in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 7 weeks until Berkley's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Berkley's last frost
05/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/16 and only about 1 year in 10 sees frost after that.
Berkley against the rest of the dataset
At roughly 165 frost-free days, Berkley places 30,513 of 40,283 ZIP codes in this dataset. Within MI, it ranks 441 of 1,153.
Learn more
Before leaning on 48072's figures: zone vs. frost date explains why Zone 6b and Berkley's frost date answer different questions, while the frost range explains how to read the range around Berkley's dates instead of trusting one.