News Headlines
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
56°F
13°C
| Humidity | 75% |
| Wind Speed | S 9 mph |
| Barometer | 30.16 in (1021.5 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 6 Oct 8:54 am CDT |
Extended Forecast for
Clinton IL
Today
High: 76 °F
Sunny
Tonight
Low: 55 °F
Mostly Clear
Wednesday
High: 83 °F
Sunny
Wednesday Night
Low: 52 °F
Mostly Clear
Thursday
High: 75 °F
Sunny
Thursday Night
Low: 47 °F
Mostly Clear
Friday
High: 77 °F
Sunny
Friday Night
Low: 54 °F
Mostly Clear
Saturday
High: 83 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 76. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 55. South wind around 10 mph, with gusts as high as 17 mph.
Wednesday
Sunny, with a high near 83. West wind 8 to 11 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 52. North northwest wind 5 to 7 mph.
Thursday
Sunny, with a high near 75. North northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 47. North wind 5 to 7 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 77. Southeast wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 58.
Columbus Day
Sunny, with a high near 83.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Clinton IL
40.13°N 88.95°W (Elev. 741 ft)
40.13°N 88.95°W (Elev. 741 ft)
9:31 am CDT Oct 6, 2026
9am CDT Oct 6, 2026-6pm CDT Oct 12, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
