Newnan, GA Weather & Growing Conditions
Tonight
71°F
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms between 9pm and 11pm. Mostly clear, with a low around 71. Heat index values as high as 98. North wind around 0 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 20% |
| Saturday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 16% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 42% |
| Sunday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 27% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 0 mph | 27% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 44% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 0 mph | 44% |
| Tuesday | 89°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 48% |
| Tuesday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 48% |
| Wednesday | 85°F | Chance Showers And Thunderstorms | 5 mph NE | 31% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NE | 31% |
| Thursday | 82°F | Mostly Sunny | 5 mph NE | 7% |
| Thursday Night | 61°F | Partly Cloudy | 0 to 5 mph N | 7% |
| Friday | 83°F | Mostly Sunny | 5 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Newnan, GA
Last spring frost
Mar 26
First fall frost
Nov 6
Growing season
226 days
Hardiness zone
8a
Explore more for Newnan, GA: full frost dates · planting calendar · Georgia frost dates
Climate data from the nearest NOAA station, Atlanta, Ga (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.