Atlanta, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Atlanta, IL in one place.
Sunny, with a high near 89. Northeast wind around 6 mph.
Local Weather Overview
This forecast page for Atlanta, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 12, 2026 12:36 AM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Atlanta, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 12:36 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Atlanta
Tuesday looks like the warmest upcoming period in Atlanta at 89 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 69 degrees F.
The strongest winds are forecast for Saturday at about 7 to 13 mph SW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 12:36 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 69. South southeast wind 1 to 6 mph.
Sunny, with a high near 89.
Mostly clear, with a low around 70.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71.
A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
89°F |
6 mph
NE
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
69°F |
1 to 6 mph
SSE
|
|
Wednesday
Jul 15
|
Sunny
|
89°F |
5 mph
SW
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
70°F |
5 mph
S
|
|
Thursday
Jul 16
|
Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
3 to 8 mph
SSW
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
71°F |
3 to 8 mph
SW
|
|
Friday
Jul 17
|
Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
6 to 10 mph
WSW
|
|
Friday Night
Jul 17
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
71°F |
9 mph
SW
|
|
Saturday
Jul 18
|
Slight Chance Showers And Thunderstorms
|
89°F |
7 to 13 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Atlanta.
