Weather in Alton, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Alton
Tonight |
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Temperature: 51°F Wind Speed: 2 to 6 mph Wind Direction: SW Forecast: Patchy fog after 2am. Mostly cloudy, with a low around 51. Southwest wind 2 to 6 mph. |
Christmas Day |
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Temperature: 66°F Wind Speed: 2 to 6 mph Wind Direction: NE Forecast: Patchy fog before 11am. Mostly cloudy. High near 66, with temperatures falling to around 62 in the afternoon. Northeast wind 2 to 6 mph. |
Thursday Night |
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Temperature: 56°F Wind Speed: 6 mph Wind Direction: SE Forecast: Mostly cloudy, with a low around 56. Southeast wind around 6 mph. |
Friday |
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Temperature: 70°F Wind Speed: 6 to 10 mph Wind Direction: W Forecast: Sunny. High near 70, with temperatures falling to around 64 in the afternoon. West wind 6 to 10 mph. |
Friday Night |
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Temperature: 45°F Wind Speed: 5 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 45. Northeast wind around 5 mph. |
Saturday |
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Temperature: 67°F Wind Speed: 2 to 10 mph Wind Direction: SE Forecast: Partly sunny. High near 67, with temperatures falling to around 63 in the afternoon. |
Saturday Night |
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Temperature: 53°F Wind Speed: 6 to 9 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 53. |
Sunday |
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Temperature: 59°F Wind Speed: 7 to 17 mph Wind Direction: W Forecast: Rain likely and a slight chance of thunderstorms. Mostly cloudy, with a high near 59. Chance of precipitation is 60%. |
Sunday Night |
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Temperature: 20°F Wind Speed: 18 mph Wind Direction: NW Forecast: A slight chance of rain before midnight. Mostly cloudy, with a low around 20. Chance of precipitation is 20%. |
Monday |
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Temperature: 29°F Wind Speed: 12 to 18 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 29. |
Monday Night |
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Temperature: 18°F Wind Speed: 6 to 10 mph Wind Direction: NW Forecast: Mostly clear, with a low around 18. |
Tuesday |
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Temperature: 35°F Wind Speed: 6 to 9 mph Wind Direction: W Forecast: Mostly sunny, with a high near 35. |
Tuesday Night |
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Temperature: 24°F Wind Speed: 9 mph Wind Direction: W Forecast: Mostly clear, with a low around 24. |
Wednesday |
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Temperature: 41°F Wind Speed: 12 mph Wind Direction: W Forecast: Mostly sunny, with a high near 41. |