Weather in Decatur, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Decatur
This Afternoon |
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Temperature: 86°F Wind Speed: 8 mph Wind Direction: NNW Forecast: Sunny, with a high near 86. North northwest wind around 8 mph. |
Tonight |
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Temperature: 65°F Wind Speed: 2 to 7 mph Wind Direction: NW Forecast: Clear, with a low around 65. Northwest wind 2 to 7 mph. |
Wednesday |
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Temperature: 87°F Wind Speed: 2 to 6 mph Wind Direction: WNW Forecast: Sunny, with a high near 87. West northwest wind 2 to 6 mph. |
Wednesday Night |
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Temperature: 68°F Wind Speed: 5 mph Wind Direction: W Forecast: Mostly clear, with a low around 68. West wind around 5 mph. |
Thursday |
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Temperature: 89°F Wind Speed: 5 mph Wind Direction: WSW Forecast: Sunny, with a high near 89. West southwest wind around 5 mph. |
Thursday Night |
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Temperature: 70°F Wind Speed: 3 mph Wind Direction: SSW Forecast: Mostly clear, with a low around 70. South southwest wind around 3 mph. |
Independence Day |
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Temperature: 92°F Wind Speed: 3 to 7 mph Wind Direction: SSW Forecast: Sunny, with a high near 92. South southwest wind 3 to 7 mph. |
Friday Night |
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Temperature: 72°F Wind Speed: 6 mph Wind Direction: S Forecast: Mostly clear, with a low around 72. |
Saturday |
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Temperature: 92°F Wind Speed: 7 to 10 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. |
Saturday Night |
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Temperature: 74°F Wind Speed: 9 mph Wind Direction: SSW Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 74. |
Sunday |
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Temperature: 90°F Wind Speed: 9 mph Wind Direction: WSW Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 90. |
Sunday Night |
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Temperature: 70°F Wind Speed: 5 to 8 mph Wind Direction: WNW Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. |
Monday |
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Temperature: 86°F Wind Speed: 6 mph Wind Direction: NW Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. |
Monday Night |
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Temperature: 67°F Wind Speed: 6 mph Wind Direction: NE Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. |