Stonington, IL 7-Day Weather Forecast
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Stonington Weather Forecast


Stonington, IL Weather Forecast Date: 1047 PM CDT Sat Oct 31 2026
Weather forecast for Stonington, IL
| Tonight Lo: 59°F Lo: 15°C |
Tonight... Cloudy. Isolated showers late this evening, then scattered showers. Near steady temperature in the upper 50s. Southeast winds around 5 mph. Chance of rain 30%. |
| Sun Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Sunday... Cloudy. Scattered showers, mainly in the morning. Highs in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 40%. |
| Mon Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Monday... Mostly cloudy. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. |
| Tue Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Tuesday... Showers likely. Highs in the lower 70s. Lows in the lower 50s. Chance of rain 70%. |
| Wed Hi: 69°FHi: 21°C Lo: 45°F Lo: 7°C |
Wednesday... Partly sunny with a chance of showers. Highs in the upper 60s. Chance of rain 50%. |
| Thu Hi: 65°FHi: 18°C Lo: 45°F Lo: 7°C |
Thursday... Partly cloudy. Lows in the mid 40s. Highs in the mid 60s. |
| Thu Hi: 65°FHi: 18°C Lo: 45°F Lo: 7°C |
Thursday... Partly cloudy. Lows in the mid 40s. Highs in the mid 60s. |
| Fri Hi: 65°FHi: 18°C Lo: 41°F Lo: 5°C |
Friday... Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s. |
| Sat Hi: 65°FHi: 18°C Lo: 41°F Lo: 5°C |
Saturday... Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s. |
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