Weather forecast for: Stonington IL
Last Update: 2:56 am CDT Oct 22, 2026
Overnight: Clear, with a low around 45. Calm wind.
Thursday: Sunny, with a high near 76. Calm wind.
Thursday Night: Clear, with a low around 45. Light east southeast wind.
Friday: Sunny, with a high near 75. Southeast wind 3 to 6 mph.
Friday Night: Mostly clear, with a low around 44. Southeast wind 3 to 5 mph.
Saturday: Mostly sunny, with a high near 74. South southeast wind 3 to 6 mph.
Saturday Night: Partly cloudy, with a low around 46. Southeast wind 3 to 5 mph.
Sunday: Mostly sunny, with a high near 77.
Sunday Night: Partly cloudy, with a low around 49.
Monday: Partly sunny, with a high near 77.
Monday Night: Mostly cloudy, with a low around 48.
Tuesday: Partly sunny, with a high near 72.
Tuesday Night: Mostly cloudy, with a low around 44.
Wednesday: Mostly sunny, with a high near 68.