Weather forecast for: Marengo IL
Last Update: 6:06 pm CST Nov 5, 2026
Tonight: Areas of drizzle with scattered showers before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 35. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Friday: Mostly sunny, with a high near 45. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night: Partly cloudy, with a low around 29. North northwest wind 5 to 10 mph becoming light northwest in the evening. Winds could gust as high as 15 mph.
Saturday: Mostly sunny, with a high near 50. Light and variable wind becoming west northwest 5 to 10 mph in the morning.
Saturday Night: Mostly clear, with a low around 35. West southwest wind around 5 mph, with gusts as high as 10 mph.
Sunday: Sunny, with a high near 58.
Sunday Night: Clear, with a low around 34.
Monday: Sunny, with a high near 62.
Monday Night: Mostly clear, with a low around 39.
Tuesday: Sunny, with a high near 58.
Tuesday Night: Partly cloudy, with a low around 35.
Veterans Day: Mostly sunny, with a high near 56.
Wednesday Night: Partly cloudy, with a low around 36.
Thursday: Mostly sunny, with a high near 54.
WeatherWorld.com
City of Marengo, IL
