Lansing, MI 48911 Frost Dates
Lansing, MI: when does the frost end?
Around 04/28 is the usual last spring frost, about 243 days away. Fall's first freeze usually shows up around 10/17, roughly 173 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.
How much risk comes with planting early here
04/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/13 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.
Lansing against the rest of the dataset
Lansing's growing season runs about 173 days, ranking 27,684 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 191 of 1,153.
Learn more
Before leaning on 48911's figures: local microclimates explains what one yard in Lansing can differ from the 48911 normal, while zone vs. frost date explains why Zone 6a and Lansing's frost date answer different questions.