When to plant in Minot, ND
USDA Zone 4aMinot, North Dakota frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
In zone 4a, Minot winters are severe; choose cold-hardy perennials and time annuals carefully around the frost dates above.
Frost probability
MINOT INTL AP · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Minot’s own odds, recorded at MINOT INTL AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 31 | May 19 | May 6 | Sep 11 | Sep 22 | Oct 4 |
| 32°F | May 22 | May 10 | Apr 27 | Sep 19 | Oct 1 | Oct 14 |
| 28°F | May 14 | Apr 30 | Apr 15 | Sep 27 | Oct 10 | Oct 23 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Minot, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 32 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Minot planting FAQ
When is the last spring frost in Minot, ND?
Plan for the last spring frost in Minot around May 10 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Minot, ND?
In Minot, the first 32°F freeze of fall lands around October 1 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Minot in?
Minot is in USDA hardiness zone 4a. In zone 4a, winters are cold — pick cold-hardy varieties and protect tender crops.
How long is the growing season in Minot?
Minot has about 144 frost-free days — a short growing season — between the average last spring frost (May 10) and first fall frost (October 1).
When should I plant tomatoes in Minot?
For Minot, sow tomatoes indoors about March 15–March 29 and move the seedlings out around May 17, after the last spring frost.
Never miss a window in Minot
An email when it’s time to start seeds, transplant, and sow — timed to Minot’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Mandan · 159 km
- Bismarck · 163 km
- Williston · 176 km
- Dickinson · 188 km
- Jamestown · 244 km
- Grand Forks · 313 km
- West Fargo · 362 km
- Fargo · 367 km
Frost dates recorded at MINOT INTL AP, 2 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Minot, ND — Frost Dates & Zone 4a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00024013. Retrieved from https://blissgarden.com/north-dakota/minot.