Lake Nebagamon, WI 54849 Frost Dates
Frost dates for Lake Nebagamon, WI, ZIP 54849
The last spring frost here typically falls around 05/24, about 269 days from today. The first fall frost typically arrives around 09/26, about 124 frost-free days later.
Lake Nebagamon 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 Lake Nebagamon has about 4 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.
How much risk comes with planting early here
05/24 is the middle of 30 years of NOAA records, not a promise. Plant by 05/08 and you're betting against frost in roughly 9 years out of 10. 06/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lake Nebagamon compares
About 124 days separate Lake Nebagamon's last and first frost, putting it 38,850 of 40,283 ZIP codes nationally. Within WI, it ranks 831 of 860.
Learn more
the frost range explains how to read the range around Lake Nebagamon's dates instead of trusting one, and local microclimates explains what one yard in Lake Nebagamon can differ from the 54849 normal.