Weather forecast for: Lansing IL
Last Update: 3:11 pm CDT Sep 13, 2026
This Afternoon: Scattered showers. Mostly cloudy, with a steady temperature around 66. North northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tonight: Scattered showers before 7pm. Partly cloudy, with a low around 55. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Monday: Mostly sunny, with a high near 76. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Monday Night: Partly cloudy, with a low around 67. South southeast wind around 15 mph, with gusts as high as 30 mph.
Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Wednesday Night: A chance of showers after 1am. Mostly cloudy, with a low around 68.
Thursday: A chance of showers before 1pm. Partly sunny, with a high near 79.
Thursday Night: Mostly cloudy, with a low around 66.
Friday: A chance of showers. Mostly sunny, with a high near 77.
Friday Night: A chance of showers. Partly cloudy, with a low around 64.
Saturday: A chance of showers. Mostly sunny, with a high near 79.
Saturday Night: A chance of showers. Mostly cloudy, with a low around 63.
Sunday: A chance of showers. Partly sunny, with a high near 74.