Gladstone, ND 58602 Frost Dates
When can you plant in Gladstone, ND?
The last spring frost here typically falls around 05/18, about 263 days from today. The first fall frost typically arrives around 09/25, about 129 frost-free days later.
Gladstone sits in USDA Zone 4a (-30 to -25°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.
What to do before the first frost
About 4 weeks of growing season left in Gladstone before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
05/18 is the middle of 30 years of NOAA records, not a promise. Plant by 05/06 and you're betting against frost in roughly 9 years out of 10. 05/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Gladstone compares
About 129 days separate Gladstone's last and first frost, putting it 38,505 of 40,283 ZIP codes nationally. Within ND, it ranks 314 of 405.
Learn more
zone vs. frost date covers why Zone 4a and Gladstone's frost date answer different questions. the frost range covers how to read the range around Gladstone's dates instead of trusting one.