Wolverton, MN 56594 Frost Dates
When can you plant in Wolverton, MN?
Around 05/05 is the usual last spring frost, about 250 days away. The first fall frost typically arrives around 10/03, about 149 frost-free days later.
The USDA Plant Hardiness Zone Map puts Wolverton 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
About 5 weeks of growing season left in Wolverton before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Wolverton's last frost
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. 05/20 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Wolverton compares
At roughly 149 frost-free days, Wolverton places 35,594 of 40,283 ZIP codes in this dataset. Within MN, it ranks 573 of 943.
Learn more
zone vs. frost date covers why Zone 4a and Wolverton's frost date answer different questions. the frost range covers how to read the range around Wolverton's dates instead of trusting one.