Newnan, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newnan, a city in Coweta County, Georgia.
This Afternoon
95°F
Sunny
Sunny, with a high near 95. Heat index values as high as 100. North wind around 5 mph.
7-day forecast for Newnan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Sunny | 5 mph N | 5% |
| Tonight | 71°F | Slight Chance Rain Showers then Mostly Clear | 0 mph | 18% |
| Saturday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 16% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 40% |
| Sunday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 26% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 0 mph | 26% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 43% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 0 mph | 43% |
| Tuesday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 47% |
| Tuesday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 47% |
| Wednesday | 86°F | Chance Rain Showers | 5 mph NE | 31% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NE | 31% |
| Thursday | 83°F | Mostly Sunny | 5 mph NE | 8% |
| Thursday Night | 61°F | Partly Cloudy | 5 mph N | 8% |
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 Sep 18, 2026.