Newnan, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newnan, a city in Coweta County, Georgia.
Tonight
64°F
Chance Rain Showers
A chance of rain showers between 11pm and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
7-day forecast for Newnan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 64°F | Chance Rain Showers | 10 mph SE | 35% |
| Wednesday | 74°F | Showers And Thunderstorms | 5 to 10 mph SE | 88% |
| Wednesday Night | 63°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 62% |
| Thursday | 77°F | Chance Rain Showers | 0 to 5 mph SW | 39% |
| Thursday Night | 55°F | Chance Rain Showers | 0 mph | 39% |
| Friday | 75°F | Chance Rain Showers | 0 to 5 mph NW | 36% |
| Friday Night | 47°F | Slight Chance Rain Showers then Mostly Clear | 5 mph NW | 18% |
| Saturday | 70°F | Sunny | 5 to 10 mph NW | 1% |
| Saturday Night | 40°F | Partly Cloudy | 0 to 5 mph NW | 3% |
| Sunday | 67°F | Mostly Sunny | 5 mph NW | 7% |
| Sunday Night | 39°F | Mostly Clear | 5 mph NW | 7% |
| Monday | 67°F | Sunny | 5 to 10 mph NW | 3% |
| Monday Night | 38°F | Mostly Clear | 0 to 5 mph NW | 2% |
| Tuesday | 69°F | Sunny | 0 to 5 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Newnan (33.380, -84.771). Updated through the day.
Growing snapshot for Newnan
Last spring frost
Mar 26
First fall frost
Nov 6
Growing season
226 days
Hardiness zone
8a
More local growing data for Newnan: nearby ZIP 30265 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Atlanta, Ga (9.3 mi from Newnan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.