When to plant in Newton, NC
USDA Zone 8aNewton, North Carolina frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Zone 8a means many perennials and even some tender shrubs overwinter in Newton, while your frost dates still decide when annuals go out.
Frost probability
CATAWBA 5 SW · 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 Newton’s own odds, recorded at CATAWBA 5 SW.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 29 | Apr 4 | Mar 19 | Oct 17 | Oct 30 | Nov 11 |
| 32°F | Apr 9 | Mar 24 | Mar 5 | Oct 27 | Nov 8 | Nov 26 |
| 28°F | Mar 30 | Mar 13 | Feb 20 | Nov 4 | Nov 20 | Dec 10 |
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 Newton, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 24 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.
Newton planting FAQ
When is the last spring frost in Newton, NC?
On average, the last spring frost in Newton is around March 24 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in Newton, NC?
The first fall frost in Newton typically arrives around November 8 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Newton in?
Newton is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Newton?
There are roughly 229 frost-free days in Newton (a long growing season), running from the average last frost around March 24 to the first fall frost near November 8.
When should I plant tomatoes in Newton?
In Newton, start tomato seeds indoors around January 27–February 10, then transplant seedlings outdoors around March 31 once the danger of frost has passed.
Never miss a window in Newton
An email when it’s time to start seeds, transplant, and sow — timed to Newton’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Hickory · 12 km
- Lincolnton · 21 km
- Lake Norman of Iredell · 30 km
- Statesville · 35 km
- Mooresville · 38 km
- Lenoir · 38 km
- Cornelius · 38 km
- Davidson · 42 km
Frost dates recorded at CATAWBA 5 SW, 9 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 Newton, NC — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00311578. Retrieved from https://blissgarden.com/north-carolina/newton.