Barnesville, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Barnesville, a city in Lamar County, Georgia.
Overnight
64°F
Chance Rain Showers
A chance of rain showers. Cloudy, with a low around 64. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
7-day forecast for Barnesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Chance Rain Showers | 10 mph SE | 27% |
| Wednesday | 73°F | Showers And Thunderstorms | 5 to 10 mph SE | 90% |
| Wednesday Night | 63°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 59% |
| Thursday | 77°F | Slight Chance Rain Showers | 0 to 5 mph SW | 21% |
| Thursday Night | 58°F | Chance Rain Showers | 0 mph | 26% |
| Friday | 75°F | Chance Rain Showers then Mostly Sunny | 0 to 5 mph W | 26% |
| Friday Night | 48°F | Mostly Clear | 5 mph NW | 1% |
| Saturday | 69°F | Sunny | 5 mph NW | 0% |
| Saturday Night | 40°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Sunday | 66°F | Mostly Sunny | 0 to 5 mph N | 2% |
| Sunday Night | 40°F | Mostly Clear | 0 to 5 mph NW | 3% |
| Monday | 67°F | Sunny | 5 mph N | 3% |
| Monday Night | 40°F | Mostly Clear | 0 mph | 4% |
| Tuesday | 69°F | Sunny | 0 to 5 mph NW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Barnesville (33.049, -84.149). Updated through the day.
Growing snapshot for Barnesville
Last spring frost
Mar 18
First fall frost
Nov 14
Growing season
239 days
Hardiness zone
8b
More local growing data for Barnesville: nearby ZIP 30204 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, The Rock Rch, Ga (8.9 mi from Barnesville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.