New Germany, MN 55367 Frost Dates
New Germany, MN: when does the frost end?
Around 04/30 is the usual last spring frost, about 245 days away. Fall's first freeze usually shows up around 10/08, roughly 159 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts New Germany 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
With roughly 6 weeks until New Germany's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around New Germany's last frost
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
New Germany against the rest of the dataset
New Germany's growing season runs about 159 days, ranking 32,742 of 40,283 US ZIP codes measured here, longest to shortest. Within MN, it ranks 271 of 943.
Learn more
Before leaning on 55367's figures: zone vs. frost date explains why Zone 4b and New Germany's frost date answer different questions, while the frost range explains how to read the range around New Germany's dates instead of trusting one.