Irwinton, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Irwinton, a city in Wilkinson County, Georgia.
This Afternoon
95°F
Sunny
Sunny, with a high near 95. Heat index values as high as 97. East wind around 0 mph.
7-day forecast for Irwinton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Sunny | 0 mph | 4% |
| Tonight | 71°F | Mostly Clear | 0 mph | 6% |
| Saturday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 39% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 37% |
| Sunday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 39% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 39% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 43% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 43% |
| Tuesday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 43% |
| Tuesday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 43% |
| Wednesday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NE | 24% |
| Wednesday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph NE | 24% |
| Thursday | 85°F | Mostly Sunny | 5 to 10 mph NE | 9% |
| Thursday Night | 64°F | Partly Cloudy | 0 to 5 mph NE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Irwinton (32.811, -83.174). Updated through the day.
Growing snapshot for Irwinton
Last spring frost
Mar 12
First fall frost
Nov 19
Growing season
255 days
Hardiness zone
8b
More local growing data for Irwinton: nearby ZIP 31042 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Irwinton 4 Wnw, Ga (6.6 mi from Irwinton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.