Weather in Decatur, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Decatur
Overnight |
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Temperature: 51°F Wind Speed: 7 mph Wind Direction: NNW Forecast: A slight chance of rain showers. Mostly cloudy, with a low around 51. North northwest wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 56°F Wind Speed: 7 to 13 mph Wind Direction: N Forecast: Rain showers likely before 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 56. North wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. |
Saturday Night |
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Temperature: 45°F Wind Speed: 13 mph Wind Direction: N Forecast: Rain showers before 7pm, then showers and thunderstorms likely. Cloudy, with a low around 45. North wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
Sunday |
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Temperature: 55°F Wind Speed: 13 mph Wind Direction: N Forecast: Rain showers likely. Mostly cloudy, with a high near 55. North wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday Night |
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Temperature: 47°F Wind Speed: 6 to 12 mph Wind Direction: N Forecast: A chance of rain showers. Cloudy, with a low around 47. North wind 6 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Monday |
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Temperature: 60°F Wind Speed: 7 mph Wind Direction: NNW Forecast: A chance of rain showers. Mostly cloudy, with a high near 60. North northwest wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Monday Night |
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Temperature: 47°F Wind Speed: 2 to 6 mph Wind Direction: W Forecast: A chance of rain showers before 7pm. Partly cloudy, with a low around 47. West wind 2 to 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Tuesday |
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Temperature: 72°F Wind Speed: 6 mph Wind Direction: W Forecast: Mostly sunny, with a high near 72. |
Tuesday Night |
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Temperature: 53°F Wind Speed: 5 mph Wind Direction: SE Forecast: Mostly cloudy, with a low around 53. |
Wednesday |
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Temperature: 71°F Wind Speed: 7 mph Wind Direction: E Forecast: A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 71. Chance of precipitation is 30%. |
Wednesday Night |
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Temperature: 52°F Wind Speed: 6 to 9 mph Wind Direction: NE Forecast: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 52. |
Thursday |
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Temperature: 71°F Wind Speed: 12 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. |
Thursday Night |
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Temperature: 49°F Wind Speed: 10 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 49. |
Friday |
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Temperature: 73°F Wind Speed: 9 mph Wind Direction: NE Forecast: A slight chance of rain showers after 1pm. Mostly sunny, with a high near 73. |