Lansing, MI 48906 Frost Dates
Lansing, MI: when does the frost end?
The last spring frost here typically falls around 05/01, about 246 days from today. Fall's first freeze usually shows up around 10/13, roughly 162 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Lansing in Zone 6a (-10 to -5°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 Lansing's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Lansing's last frost
05/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/18 and only about 1 year in 10 sees frost after that.
Lansing against the rest of the dataset
Lansing's growing season runs about 162 days, ranking 31,563 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 526 of 1,153.
Learn more
Before leaning on 48906's figures: zone vs. frost date explains why Zone 6a and Lansing's frost date answer different questions, while the frost range explains how to read the range around Lansing's dates instead of trusting one.