Weather in Decatur, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Decatur
Overnight |
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Temperature: 40°F Wind Speed: 10 mph Wind Direction: SW Forecast: Mostly cloudy, with a low around 40. Southwest wind around 10 mph, with gusts as high as 18 mph. |
Tuesday |
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Temperature: 56°F Wind Speed: 5 to 8 mph Wind Direction: W Forecast: Mostly sunny. High near 56, with temperatures falling to around 51 in the afternoon. West wind 5 to 8 mph, with gusts as high as 16 mph. |
Tuesday Night |
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Temperature: 35°F Wind Speed: 3 to 7 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 35. Northeast wind 3 to 7 mph. |
Wednesday |
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Temperature: 54°F Wind Speed: 7 to 10 mph Wind Direction: SE Forecast: A slight chance of rain after noon. Cloudy, with a high near 54. Southeast wind 7 to 10 mph, with gusts as high as 17 mph. |
Wednesday Night |
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Temperature: 49°F Wind Speed: 5 to 8 mph Wind Direction: SW Forecast: A chance of rain. Mostly cloudy, with a low around 49. Southwest wind 5 to 8 mph. Chance of precipitation is 40%. |
Christmas Day |
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Temperature: 60°F Wind Speed: 7 mph Wind Direction: ESE Forecast: Mostly cloudy, with a high near 60. East southeast wind around 7 mph. |
Thursday Night |
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Temperature: 53°F Wind Speed: 7 to 13 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 53. South wind 7 to 13 mph, with gusts as high as 20 mph. |
Friday |
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Temperature: 65°F Wind Speed: 7 to 13 mph Wind Direction: WSW Forecast: Mostly sunny, with a high near 65. |
Friday Night |
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Temperature: 44°F Wind Speed: 6 mph Wind Direction: NNE Forecast: Partly cloudy, with a low around 44. |
Saturday |
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Temperature: 62°F Wind Speed: 6 to 10 mph Wind Direction: SSE Forecast: Mostly cloudy, with a high near 62. |
Saturday Night |
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Temperature: 32°F Wind Speed: 10 to 15 mph Wind Direction: WSW Forecast: A slight chance of rain. Mostly cloudy, with a low around 32. |
Sunday |
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Temperature: 41°F Wind Speed: 16 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 41. |
Sunday Night |
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Temperature: 16°F Wind Speed: 13 mph Wind Direction: WNW Forecast: Mostly clear, with a low around 16. |
Monday |
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Temperature: 30°F Wind Speed: 10 mph Wind Direction: NW Forecast: Sunny, with a high near 30. |