Dent, MN 56528 Frost Dates
Frost dates for Dent, MN, ZIP 56528
Typically, the last spring freeze lands around 05/05, roughly 250 days out. The first fall frost typically arrives around 10/05, about 153 frost-free days later.
Dent 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 Dent 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
05/05 is the middle of 30 years of NOAA records, not a promise. Plant by 04/24 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 Dent compares
At roughly 153 frost-free days, Dent places 34,643 of 40,283 ZIP codes in this dataset. Within MN, it ranks 431 of 943.
Learn more
zone vs. frost date explains why Zone 4a and Dent's frost date answer different questions, and the frost range explains how to read the range around Dent's dates instead of trusting one.