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Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
54°F
12°C
| Humidity | 83% |
| Wind Speed | Calm |
| Barometer | 30.17 in (1021.6 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 11:53 pm CDT |
Extended Forecast for
Mattoon IL
Overnight

Low: 45 °F
Partly Cloudy
Sunday

High: 78 °F
Sunny
Sunday Night

Low: 47 °F
Mostly Clear
Monday

High: 73 °F
Sunny
Monday Night

Low: 43 °F
Clear
Tuesday

High: 75 °F
Sunny
Tuesday Night

Low: 48 °F
Clear
Wednesday

High: 82 °F
Sunny
Wednesday Night

Low: 50 °F
Mostly Clear
Detailed Forecast
Overnight
Partly cloudy, with a low around 45. Light southeast wind.
Sunday
Sunny, with a high near 78. Light and variable wind becoming north northwest 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 47. North wind around 6 mph.
Monday
Sunny, with a high near 73. Northeast wind around 7 mph.
Monday Night
Clear, with a low around 43. Light east wind.
Tuesday
Sunny, with a high near 75. Light and variable wind becoming southeast around 6 mph in the morning.
Tuesday Night
Clear, with a low around 48. South southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 81.
Thursday Night
Clear, with a low around 51.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 53.
Saturday
Sunny, with a high near 85.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mattoon IL
39.47°N 88.36°W (Elev. 728 ft)
39.47°N 88.36°W (Elev. 728 ft)
10:36 pm CDT Oct 3, 2026
12am CDT Oct 4, 2026-6pm CDT Oct 10, 2026


