Melrose, MN 56352 Frost Dates
Melrose, MN: when does the frost end?
The last spring frost here typically falls around 05/04, about 249 days from today. Fall's first freeze usually shows up around 10/01, roughly 148 days after the last spring frost.
Melrose sits in USDA Zone 4b (-25 to -20°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 Melrose'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
05/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/22 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/19 and only about 1 year in 10 sees frost after that.
Melrose against the rest of the dataset
About 148 days separate Melrose's last and first frost, putting it 35,715 of 40,283 ZIP codes nationally. Within MN, it ranks 583 of 943.
Learn more
Before leaning on 56352's figures: local microclimates explains what one yard in Melrose can differ from the 56352 normal, while zone vs. frost date explains why Zone 4b and Melrose's frost date answer different questions.