Newnan, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newnan, a city in Coweta County, Georgia.
Today
87°F
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 11am, then showers and thunderstorms likely. Partly sunny, with a high near 87. West wind around 0 mph. Chance of precipitation is 60%.
7-day forecast for Newnan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 mph | 59% |
| Tonight | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 51% |
| Wednesday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 72% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 0 mph | 29% |
| Thursday | 89°F | Slight Chance Showers And Thunderstorms | 0 mph | 56% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 mph | 56% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 36% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 36% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 0 mph | 35% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 35% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Monday | 89°F | Chance Showers And Thunderstorms | 0 mph | 43% |
| Monday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 43% |
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 Aug 4, 2026.