Peshtigo, WI 54157 Frost Dates
54157, near Peshtigo, WI: the frost window
Around 05/11 is the usual last spring frost, about 256 days away. Fall's first freeze usually shows up around 10/05, roughly 145 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Peshtigo in Zone 5a (-20 to -15°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
Peshtigo's growing season runs out in roughly 5 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
05/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/26 and only about 1 year in 10 sees frost after that.
Peshtigo against the rest of the dataset
Peshtigo's growing season runs about 145 days, ranking 36,194 of 40,283 US ZIP codes measured here, longest to shortest. Within WI, it ranks 655 of 860.
Learn more
Two guides worth reading on 54157: the frost range, on how to read the range around Peshtigo's dates instead of trusting one, and local microclimates, on what one yard in Peshtigo can differ from the 54157 normal.