Haugen, WI 54841 Frost Dates
Frost dates for Haugen, WI, ZIP 54841
Typically, the last spring freeze lands around 05/05, roughly 250 days out. The first fall frost typically arrives around 10/04, about 152 frost-free days later.
Haugen sits in USDA Zone 4a (-30 to -25°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 4a around Haugen has about 5 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Haugen's last frost
05/05 is the middle of 30 years of NOAA records, not a promise. Plant by 04/22 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 Haugen compares
Haugen's growing season runs about 152 days, ranking 34,891 of 40,283 US ZIP codes measured here, longest to shortest. Within WI, it ranks 529 of 860.
Learn more
local microclimates explains what one yard in Haugen can differ from the 54841 normal, and zone vs. frost date explains why Zone 4a and Haugen's frost date answer different questions.