Weather forecast for: Bethalto IL
Last Update: 11:31 am CST Nov 4, 2026
This Afternoon: Patchy drizzle before 1pm. Cloudy, with a high near 58. West wind 8 to 13 mph, with gusts as high as 21 mph.
Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 44. Southwest wind 5 to 7 mph.
Thursday: Increasing clouds, with a high near 61. West wind 7 to 11 mph.
Thursday Night: Isolated showers between 9pm and 10pm. Mostly cloudy, with a low around 44. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.
Friday: Partly sunny, with a high near 57. North wind 7 to 11 mph.
Friday Night: Partly cloudy, with a low around 34.
Saturday: Mostly sunny, with a high near 55.
Saturday Night: Partly cloudy, with a low around 33.
Sunday: Sunny, with a high near 60.
Sunday Night: Clear, with a low around 35.
Monday: Sunny, with a high near 65.
Monday Night: Clear, with a low around 40.
Tuesday: Sunny, with a high near 68.