North Prairie, WI 53127 Frost Dates
When can you plant in North Prairie, WI?
The last spring frost here typically falls around 05/01, about 246 days from today. The first fall frost typically arrives around 10/13, about 162 frost-free days later.
The USDA Plant Hardiness Zone Map puts North Prairie in Zone 5b (-15 to -10°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 7 weeks of growing season left in North Prairie 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
05/01 is the middle of 30 years of NOAA records, not a promise. Plant by 04/18 and you're betting against frost in roughly 9 years out of 10. 05/18 is the safer bet, historically only a 1-in-10 chance of frost that late.
How North Prairie compares
At roughly 162 frost-free days, North Prairie places 31,757 of 40,283 ZIP codes in this dataset. Within WI, it ranks 272 of 860.
Learn more
the frost range covers how to read the range around North Prairie's dates instead of trusting one. local microclimates covers what one yard in North Prairie can differ from the 53127 normal.