Wautoma, WI 54982 Frost Dates
When can you plant in Wautoma, WI?
Around 05/10 is the usual last spring frost, about 255 days away. The first fall frost typically arrives around 10/03, about 146 frost-free days later.
The USDA Plant Hardiness Zone Map puts Wautoma in Zone 5a (-20 to -15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 5 weeks of growing season left in Wautoma before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Wautoma's last frost
05/10 is the middle of 30 years of NOAA records, not a promise. Plant by 04/25 and you're betting against frost in roughly 9 years out of 10. 05/24 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Wautoma compares
About 146 days separate Wautoma's last and first frost, putting it 36,054 of 40,283 ZIP codes nationally. Within WI, it ranks 637 of 860.
Learn more
local microclimates covers what one yard in Wautoma can differ from the 54982 normal. zone vs. frost date covers why Zone 5a and Wautoma's frost date answer different questions.