I-57 weather conditions near Mattoon, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 76°F 2025-06-22T03:53:00-05:00 
Today 2025-06-22, Sunny. Sunny, with a high near 93. Heat index values as high as 100. South southwest wind 8 to 16 mph, with gusts as high as 23 mph.
Tonight 2025-06-22, Clear. Clear, with a low around 76. South wind 7 to 9 mph, with gusts as high as 17 mph.
Monday 2025-06-23, Sunny. Sunny, with a high near 94. Heat index values as high as 100. Southwest wind 7 to 10 mph, with gusts as high as 15 mph.
Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 75. South southwest wind around 6 mph.
Tuesday 2025-06-24, Mostly Sunny. Mostly sunny, with a high near 92. South southwest wind around 6 mph.- Tuesday Night 2025-06-24, Partly Cloudy. Partly cloudy, with a low around 74. Light south southwest wind.
- Wednesday 2025-06-25, Mostly Sunny. Mostly sunny, with a high near 91. Southwest wind 5 to 7 mph.
- Wednesday Night 2025-06-25, Mostly Clear. Mostly clear, with a low around 74.
Thursday 2025-06-26, Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91.
- Thursday Night 2025-06-26, Partly Cloudy. Partly cloudy, with a low around 74.
Friday 2025-06-27, Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
- Friday Night 2025-06-27, Partly Cloudy. Partly cloudy, with a low around 73.
Saturday 2025-06-28, Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 89.