Atlanta, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Atlanta, a city in Logan County, Illinois.
Today
86°F
Sunny
Sunny, with a high near 86. South wind around 7 mph.
7-day forecast for Atlanta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 7 mph S | 0% |
| Tonight | 67°F | Partly Cloudy | 6 mph SSE | 1% |
| Wednesday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 8 mph S | 24% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 7 mph SSE | 80% |
| Thursday | 81°F | Showers And Thunderstorms | 7 mph SSW | 80% |
| Thursday Night | 65°F | Slight Chance Showers And Thunderstorms | 6 mph S | 18% |
| Friday | 83°F | Mostly Sunny | 5 mph SSW | 8% |
| Friday Night | 66°F | Slight Chance Showers And Thunderstorms | 3 mph SSE | 24% |
| Saturday | 85°F | Mostly Sunny | 5 to 8 mph SSW | 11% |
| Saturday Night | 70°F | Mostly Clear | 9 mph S | 11% |
| Sunday | 88°F | Sunny | 9 to 14 mph SSW | 8% |
| Sunday Night | 72°F | Partly Cloudy | 9 to 13 mph SSW | 13% |
| Monday | 88°F | Mostly Sunny | 9 to 13 mph SSW | 14% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 12 mph SSW | 27% |
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 Aug 4, 2026.