FrostDateCheck

Eveleth, MN 55734 Frost Dates

Frost dates for Eveleth, MN, ZIP 55734

Zone 3b

Typically, the last spring freeze lands around 05/12, roughly 257 days out. The first fall frost typically arrives around 10/01, about 141 frost-free days later.

The USDA Plant Hardiness Zone Map puts Eveleth in Zone 3b (-35 to -30°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 3b around Eveleth 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

05/12 is the middle of 30 years of NOAA records, not a promise. Plant by 04/30 and you're betting against frost in roughly 9 years out of 10. 05/28 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Eveleth compares

At roughly 141 frost-free days, Eveleth places 36,907 of 40,283 ZIP codes in this dataset. Within MN, it ranks 716 of 943.

Learn more

the frost range explains how to read the range around Eveleth's dates instead of trusting one, and local microclimates explains what one yard in Eveleth can differ from the 55734 normal.