Weather forecast for: Manhattan IL
Last Update: 3:36 am CDT Sep 20, 2026
Today: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 10am. High near 71. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight: A chance of showers before 7pm, then a chance of showers after midnight. Cloudy, with a low around 58. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday: A 30 percent chance of showers, mainly before 9am. Mostly cloudy, with a high near 65. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 54. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 63. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night: Partly cloudy, with a low around 52.
Wednesday: Partly sunny, with a high near 65.
Wednesday Night: Partly cloudy, with a low around 51.
Thursday: Partly sunny, with a high near 67.
Thursday Night: Mostly cloudy, with a low around 52.
Friday: Mostly sunny, with a high near 69.
Friday Night: Partly cloudy, with a low around 50.
Saturday: Mostly sunny, with a high near 72.