Mapleview, MN 55950 Frost Dates
55950, near Mapleview, MN: the frost window
The last spring frost here typically falls around 04/30, about 245 days from today. Fall's first freeze usually shows up around 10/05, roughly 158 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Mapleview in Zone 4b (-25 to -20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Mapleview's growing season runs out in roughly 5 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/11 and only about 1 year in 10 sees frost after that.
Mapleview against the rest of the dataset
About 158 days separate Mapleview's last and first frost, putting it 33,165 of 40,283 ZIP codes nationally. Within MN, it ranks 301 of 943.
Learn more
Two guides worth reading on 55950: zone vs. frost date, on why Zone 4b and Mapleview's frost date answer different questions, and the frost range, on how to read the range around Mapleview's dates instead of trusting one.