Lincoln, ND 58558 Frost Dates
Frost dates for Lincoln, ND, ZIP 58558
The last spring frost here typically falls around 05/14, about 259 days from today. The first fall frost typically arrives around 09/30, about 138 frost-free days later.
The USDA Plant Hardiness Zone Map puts Lincoln in Zone 4a (-30 to -25°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
Zone 4a around Lincoln 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.
How much risk comes with planting early here
05/14 is the middle of 30 years of NOAA records, not a promise. Plant by 05/01 and you're betting against frost in roughly 9 years out of 10. 05/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lincoln compares
About 138 days separate Lincoln's last and first frost, putting it 37,383 of 40,283 ZIP codes nationally. Within ND, it ranks 185 of 405.
Learn more
local microclimates explains what one yard in Lincoln can differ from the 58558 normal, and zone vs. frost date explains why Zone 4a and Lincoln's frost date answer different questions.