Weather in Alton, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Alton
Tonight |
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Temperature: 39°F Wind Speed: 3 mph Wind Direction: E Forecast: Partly cloudy, with a low around 39. East wind around 3 mph. |
Tuesday |
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Temperature: 73°F Wind Speed: 5 to 15 mph Wind Direction: SE Forecast: Sunny. High near 73, with temperatures falling to around 68 in the afternoon. Southeast wind 5 to 15 mph, with gusts as high as 23 mph. |
Tuesday Night |
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Temperature: 52°F Wind Speed: 12 mph Wind Direction: S Forecast: Partly cloudy, with a low around 52. South wind around 12 mph, with gusts as high as 21 mph. |
Wednesday |
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Temperature: 71°F Wind Speed: 8 to 12 mph Wind Direction: W Forecast: Sunny. High near 71, with temperatures falling to around 64 in the afternoon. West wind 8 to 12 mph. |
Wednesday Night |
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Temperature: 41°F Wind Speed: 6 mph Wind Direction: NE Forecast: Clear, with a low around 41. Northeast wind around 6 mph. |
Thursday |
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Temperature: 66°F Wind Speed: 6 to 15 mph Wind Direction: SE Forecast: Sunny, with a high near 66. |
Thursday Night |
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Temperature: 54°F Wind Speed: 13 mph Wind Direction: S Forecast: A chance of rain after midnight. Mostly cloudy, with a low around 54. Chance of precipitation is 50%. |
Friday |
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Temperature: 70°F Wind Speed: 10 to 15 mph Wind Direction: W Forecast: A slight chance of rain before noon. Mostly sunny, with a high near 70. Chance of precipitation is 20%. |
Friday Night |
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Temperature: 42°F Wind Speed: 3 to 10 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 42. |
Saturday |
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Temperature: 65°F Wind Speed: 3 to 12 mph Wind Direction: S Forecast: Mostly sunny, with a high near 65. |
Saturday Night |
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Temperature: 41°F Wind Speed: 12 mph Wind Direction: W Forecast: Partly cloudy, with a low around 41. |
Sunday |
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Temperature: 53°F Wind Speed: 12 to 15 mph Wind Direction: NW Forecast: Sunny, with a high near 53. |
Sunday Night |
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Temperature: 31°F Wind Speed: 5 to 9 mph Wind Direction: NW Forecast: Mostly clear, with a low around 31. |
Monday |
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Temperature: 51°F Wind Speed: 6 to 10 mph Wind Direction: NW Forecast: Sunny, with a high near 51. |