Menomonie, WI 54735 Frost Dates
54735, near Menomonie, WI: the frost window
The last spring frost here typically falls around 05/09, about 254 days from today. Fall's first freeze usually shows up around 10/01, roughly 143 days after the last spring frost.
Zone 4b (-25 to -20°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 Menomonie, not a forecast for this year.
Stretching the season past the first frost
Menomonie'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
05/09 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/27 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/24 and only about 1 year in 10 sees frost after that.
Menomonie against the rest of the dataset
About 143 days separate Menomonie's last and first frost, putting it 36,495 of 40,283 ZIP codes nationally. Within WI, it ranks 685 of 860.
Learn more
Two guides worth reading on 54735: the frost range, on how to read the range around Menomonie's dates instead of trusting one, and local microclimates, on what one yard in Menomonie can differ from the 54735 normal.