Hanska, MN 56041 Frost Dates
Hanska, MN: when does the frost end?
Typically, the last spring freeze lands around 04/29, roughly 244 days out. Fall's first freeze usually shows up around 10/07, roughly 161 days after the last spring frost.
Hanska sits in USDA Zone 5a (-20 to -15°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.
Stretching the season past the first frost
With roughly 6 weeks until Hanska's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/29 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/12 and only about 1 year in 10 sees frost after that.
Hanska against the rest of the dataset
About 161 days separate Hanska's last and first frost, putting it 32,151 of 40,283 ZIP codes nationally. Within MN, it ranks 209 of 943.
Learn more
Before leaning on 56041's figures: zone vs. frost date explains why Zone 5a and Hanska's frost date answer different questions, while the frost range explains how to read the range around Hanska's dates instead of trusting one.