Wolf Lake, MN 56593 Frost Dates
Wolf Lake, MN: when does the frost end?
Typically, the last spring freeze lands around 05/04, roughly 249 days out. Fall's first freeze usually shows up around 10/03, roughly 150 days after the last spring frost.
Wolf Lake sits in USDA Zone 3b (-35 to -30°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 5 weeks until Wolf Lake's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Wolf Lake's last frost
05/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/24 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/16 and only about 1 year in 10 sees frost after that.
Wolf Lake against the rest of the dataset
Wolf Lake's growing season runs about 150 days, ranking 35,462 of 40,283 US ZIP codes measured here, longest to shortest. Within MN, it ranks 557 of 943.
Learn more
Before leaning on 56593's figures: zone vs. frost date explains why Zone 3b and Wolf Lake's frost date answer different questions, while the frost range explains how to read the range around Wolf Lake's dates instead of trusting one.