Stanley, WI 54768 Frost Dates
When can you plant in Stanley, WI?
Typically, the last spring freeze lands around 05/13, roughly 258 days out. The first fall frost typically arrives around 09/26, about 136 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 Stanley, not a forecast for this year.
What to do before the first frost
About 4 weeks of growing season left in Stanley before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Stanley's last frost
05/13 is the middle of 30 years of NOAA records, not a promise. Plant by 04/29 and you're betting against frost in roughly 9 years out of 10. 05/29 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Stanley compares
About 136 days separate Stanley's last and first frost, putting it 37,680 of 40,283 ZIP codes nationally. Within WI, it ranks 752 of 860.
Learn more
local microclimates covers what one yard in Stanley can differ from the 54768 normal. zone vs. frost date covers why Zone 4b and Stanley's frost date answer different questions.