Cudahy, WI 53110 Frost Dates
When can you plant in Cudahy, WI?
The last spring frost here typically falls around 04/19, about 234 days from today. The first fall frost typically arrives around 10/29, about 192 frost-free days later.
The USDA Plant Hardiness Zone Map puts Cudahy in Zone 6a (-10 to -5°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 9 weeks of growing season left in Cudahy 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
04/19 is the middle of 30 years of NOAA records, not a promise. Plant by 04/06 and you're betting against frost in roughly 9 years out of 10. 05/02 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Cudahy compares
At roughly 192 frost-free days, Cudahy places 20,196 of 40,283 ZIP codes in this dataset. Within WI, it ranks 1 of 860.
Learn more
local microclimates covers what one yard in Cudahy can differ from the 53110 normal. zone vs. frost date covers why Zone 6a and Cudahy's frost date answer different questions.