Irwinton, GA Weather & Growing Conditions
This Afternoon
81°F
Mostly Sunny
Mostly sunny, with a high near 81. East wind around 10 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 81°F | Mostly Sunny | 10 mph E | 8% |
| Tonight | 64°F | Mostly Cloudy | 5 to 10 mph SE | 7% |
| Wednesday | 82°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 48% |
| Wednesday Night | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph S | 57% |
| Thursday | 82°F | Partly Sunny then Chance Rain Showers | 0 to 5 mph SW | 26% |
| Thursday Night | 62°F | Chance Rain Showers | 0 mph | 31% |
| Friday | 80°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 31% |
| Friday Night | 51°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph NW | 20% |
| Saturday | 76°F | Sunny | 0 to 5 mph NW | 8% |
| Saturday Night | 45°F | Partly Cloudy | 0 to 5 mph NW | 4% |
| Sunday | 73°F | Mostly Sunny | 0 to 5 mph N | 7% |
| Sunday Night | 43°F | Partly Cloudy | 0 to 5 mph NW | 11% |
| Monday | 71°F | Sunny | 5 mph NW | 9% |
| Monday Night | 40°F | Mostly Clear | 0 to 5 mph NW | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Irwinton, GA
Last spring frost
Mar 12
First fall frost
Nov 19
Growing season
255 days
Hardiness zone
8b
Explore more for Irwinton, GA: full frost dates · planting calendar · Georgia frost dates
Climate data from the nearest NOAA station, Irwinton 4 Wnw, Ga (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.