Austell, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Austell, a city in Cobb County, Georgia.
Today
88°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 10am and 2pm, then showers and thunderstorms likely. Mostly sunny. High near 88, with temperatures falling to around 83 in the afternoon. Northeast wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Austell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 61% |
| Tonight | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph SE | 57% |
| Wednesday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 71% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 45% |
| Thursday | 89°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 64% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 64% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 35% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 35% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 43% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 43% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 45% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 43% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 43% |
Forecast source: National Weather Service (api.weather.gov) for Austell (33.820, -84.644). Updated through the day.
Growing snapshot for Austell
Last spring frost
Mar 27
First fall frost
Nov 7
Growing season
225 days
Hardiness zone
8a
More local growing data for Austell: nearby ZIP 30111 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Acworth
Fair Oaks
Kennesaw
Kennesaw State University
Mableton
Marietta
Powder Springs
Smyrna
Vinings
Climate data from the nearest NOAA station, Mableton 1 N, Ga (4.6 mi from Austell). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.