When to plant in Newnan, GA
USDA Zone 8aEverything below — frost dates, hardiness zone, and what to plant when in Newnan, Georgia — is derived from the closest NOAA station with complete climate normals.
In zone 8a, Newnan supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
NEWNAN 7 WNW · 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 Newnan’s own odds, recorded at NEWNAN 7 WNW.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 1 | Apr 14 | Mar 31 | Oct 13 | Oct 25 | Nov 5 |
| 32°F | Apr 18 | Apr 3 | Mar 16 | Oct 22 | Nov 2 | Nov 18 |
| 28°F | Apr 8 | Mar 21 | Feb 28 | Nov 1 | Nov 15 | Dec 3 |
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 Newnan, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 37 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.
Newnan planting FAQ
When is the last spring frost in Newnan, GA?
Plan for the last spring frost in Newnan around April 3 (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 Newnan, GA?
In Newnan, the first 32°F freeze of fall lands around November 2 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Newnan in?
Newnan is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Newnan?
Newnan has about 213 frost-free days — a long growing season — between the average last spring frost (April 3) and first fall frost (November 2).
When should I plant tomatoes in Newnan?
For Newnan, sow tomatoes indoors about February 6–February 20 and move the seedlings out around April 10, after the last spring frost.
Never miss a window in Newnan
An email when it’s time to start seeds, transplant, and sow — timed to Newnan’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Peachtree City · 19 km
- Fairburn · 26 km
- Fayetteville · 29 km
- Union City · 31 km
- South Fulton · 34 km
- Carrollton · 36 km
- Riverdale · 40 km
- Douglasville · 41 km
Frost dates recorded at NEWNAN 7 WNW, 13 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 Newnan, GA — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00096335. Retrieved from https://blissgarden.com/georgia/newnan.