Champaign County, IL Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Champaign County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 78.
County Weather Overview
This county weather page brings together forecast coverage for Champaign County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 8 of 8 mapped cities in Champaign County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 24 to Aug 25, 2026
- Latest sync
- Aug 18, 2026 10:07 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Champaign County
Tuesday looks like the warmest upcoming period in Champaign County at 82 degrees F.
Monday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Monday at about 7 mph SE.
The forecast from Aug 24 through Aug 25 stays mostly dry.
Forecast Details
- Last updated
- Aug 18, 2026 10:07 PM CDT
- Coverage
- 2 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
Partly cloudy, with a low around 63.
Mostly sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Aug 24
|
Mostly Sunny
|
78°F |
7 mph
SE
|
|
Monday Night
Aug 24
|
Partly Cloudy
|
63°F |
6 mph
SE
|
|
Tuesday
Aug 25
|
Mostly Sunny
|
82°F |
6 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Champaign County.
Coverage
Forecast coverage currently spans 8 of 8 mapped cities in Champaign County.
Largest mapped city population in this region: 89,390.
