Mondovi, WI 54755 Frost Dates
When can you plant in Mondovi, WI?
Typically, the last spring freeze lands around 05/10, roughly 255 days out. The first fall frost typically arrives around 10/02, about 144 frost-free days later.
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 Mondovi, not a forecast for this year.
What to do before the first frost
About 5 weeks of growing season left in Mondovi before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
05/10 is the middle of 30 years of NOAA records, not a promise. Plant by 04/27 and you're betting against frost in roughly 9 years out of 10. 05/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Mondovi compares
About 144 days separate Mondovi's last and first frost, putting it 36,367 of 40,283 ZIP codes nationally. Within WI, it ranks 667 of 860.
Learn more
local microclimates covers what one yard in Mondovi can differ from the 54755 normal. zone vs. frost date covers why Zone 4b and Mondovi's frost date answer different questions.