Vicksburg, MI 49097 Frost Dates
49097, near Vicksburg, MI: the frost window
Typically, the last spring freeze lands around 04/30, roughly 245 days out. Fall's first freeze usually shows up around 10/19, roughly 170 days after the last spring frost.
Vicksburg sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
Vicksburg'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.
Vicksburg against the rest of the dataset
About 170 days separate Vicksburg's last and first frost, putting it 29,007 of 40,283 ZIP codes nationally. Within MI, it ranks 322 of 1,153.
Learn more
Two guides worth reading on 49097: the frost range, on how to read the range around Vicksburg's dates instead of trusting one, and local microclimates, on what one yard in Vicksburg can differ from the 49097 normal.