Aneta, ND 58212 Frost Dates
58212, near Aneta, ND: the frost window
Around 05/11 is the usual last spring frost, about 256 days away. Fall's first freeze usually shows up around 09/28, roughly 139 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Aneta in Zone 4a (-30 to -25°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
Aneta's growing season runs out in roughly 4 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
05/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/25 and only about 1 year in 10 sees frost after that.
Aneta against the rest of the dataset
About 139 days separate Aneta's last and first frost, putting it 37,283 of 40,283 ZIP codes nationally. Within ND, it ranks 149 of 405.
Learn more
Two guides worth reading on 58212: local microclimates, on what one yard in Aneta can differ from the 58212 normal, and zone vs. frost date, on why Zone 4a and Aneta's frost date answer different questions.