Felton, MN 56536 Frost Dates
Frost dates for Felton, MN, ZIP 56536
The last spring frost here typically falls around 05/09, about 254 days from today. The first fall frost typically arrives around 10/01, about 143 frost-free days later.
Felton 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 Felton 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 Felton's last frost
05/09 is the middle of 30 years of NOAA records, not a promise. Plant by 04/26 and you're betting against frost in roughly 9 years out of 10. 05/23 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Felton compares
At roughly 143 frost-free days, Felton places 36,657 of 40,283 ZIP codes in this dataset. Within MN, it ranks 685 of 943.
Learn more
local microclimates explains what one yard in Felton can differ from the 56536 normal, and zone vs. frost date explains why Zone 4a and Felton's frost date answer different questions.