Tekonsha, MI 49092 Frost Dates
49092, near Tekonsha, MI: the frost window
The last spring frost here typically falls around 04/30, about 245 days from today. Fall's first freeze usually shows up around 10/19, roughly 170 days after the last spring frost.
Zone 6a (-10 to -5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Tekonsha, not a forecast for this year.
Stretching the season past the first frost
Tekonsha's growing season runs out in roughly 7 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/16 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/17 and only about 1 year in 10 sees frost after that.
Tekonsha against the rest of the dataset
About 170 days separate Tekonsha's last and first frost, putting it 29,160 of 40,283 ZIP codes nationally. Within MI, it ranks 341 of 1,153.
Learn more
Two guides worth reading on 49092: local microclimates, on what one yard in Tekonsha can differ from the 49092 normal, and zone vs. frost date, on why Zone 6a and Tekonsha's frost date answer different questions.