Weather forecast for: Freeport IL
Last Update: 8:41 pm CDT Sep 4, 2026
Tonight: Isolated showers and thunderstorms, mainly between midnight and 3am. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.
Saturday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Light north wind becoming northeast 5 to 10 mph in the morning.
Saturday Night: Partly cloudy, with a low around 61. Northeast wind 5 to 10 mph.
Sunday: Mostly sunny, with a high near 83. East wind around 5 mph.
Sunday Night: Partly cloudy, with a low around 58.
Labor Day: Mostly sunny, with a high near 82.
Monday Night: Partly cloudy, with a low around 61.
Tuesday: Partly sunny, with a high near 88.
Tuesday Night: A 50 percent chance of showers after 1am. Partly cloudy, with a low around 71.
Wednesday: Partly sunny, with a high near 88.
Wednesday Night: Partly cloudy, with a low around 62.
Thursday: Mostly sunny, with a high near 80.
Thursday Night: Partly cloudy, with a low around 56.
Friday: Partly sunny, with a high near 81.