Winneconne, WI 54927 Frost Dates
54927, near Winneconne, WI: the frost window
Around 04/24 is the usual last spring frost, about 239 days away. Fall's first freeze usually shows up around 10/20, roughly 178 days after the last spring frost.
Winneconne sits in USDA Zone 5b (-15 to -10°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
Winneconne's growing season runs out in roughly 8 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
04/24 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/08 and only about 1 year in 10 sees frost after that.
Winneconne against the rest of the dataset
At roughly 178 frost-free days, Winneconne places 25,741 of 40,283 ZIP codes in this dataset. Within WI, it ranks 52 of 860.
Learn more
Two guides worth reading on 54927: local microclimates, on what one yard in Winneconne can differ from the 54927 normal, and zone vs. frost date, on why Zone 5b and Winneconne's frost date answer different questions.