Atlanta, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Atlanta, a city in Logan County, Illinois.
Tonight
69°F
Partly Cloudy
Partly cloudy, with a low around 69. Southeast wind around 10 mph, with gusts as high as 18 mph.
7-day forecast for Atlanta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 69°F | Partly Cloudy | 10 mph SE | 9% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 9 mph S | 19% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 8 mph SSE | 33% |
| Sunday | 81°F | Showers And Thunderstorms Likely | 5 to 15 mph NNE | 62% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 13 to 17 mph NE | 63% |
| Monday | 68°F | Showers And Thunderstorms Likely | 14 to 17 mph ENE | 63% |
| Monday Night | 54°F | Chance Showers And Thunderstorms | 14 to 18 mph NE | 49% |
| Tuesday | 66°F | Chance Rain Showers then Mostly Cloudy | 15 mph NE | 27% |
| Tuesday Night | 51°F | Mostly Cloudy | 8 to 15 mph NNE | 6% |
| Wednesday | 69°F | Partly Sunny | 12 mph NNE | 3% |
| Wednesday Night | 53°F | Partly Cloudy | 5 to 10 mph NNE | 2% |
| Thursday | 70°F | Mostly Sunny | 6 to 9 mph NNE | 2% |
| Thursday Night | 55°F | Partly Cloudy | 5 to 8 mph NNE | 4% |
| Friday | 73°F | Mostly Sunny | 6 to 9 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Atlanta (40.264, -89.231). Updated through the day.
Growing snapshot for Atlanta
Last spring frost
Apr 20
First fall frost
Oct 16
Growing season
179 days
Hardiness zone
6a
More local growing data for Atlanta: nearby ZIP 61723 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Beason
Broadwell
Chestnut
Cornland
Elkhart
Emden
Hartsburg
Latham
Lincoln
Middletown
Mount Pulaski
New Holland
Climate data from the nearest NOAA station, Lincoln, Il (8.5 mi from Atlanta). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.