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City of Carterville, ILCarterville, IL 7-Day Weather Forecast
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Carterville Weather Forecast
Carterville, IL Weather Forecast Date: 933 PM CST Mon Mar 02 2026
Weather forecast for Carterville, IL
Tonight Lo: 40°F Lo: 4°C |
Tonight... Cloudy. Patchy fog. Showers likely with a slight chance of thunderstorms after midnight. Near steady temperature around 40. East winds around 5 mph. Chance of rain 70%. |
Tue Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Tuesday... Partly sunny. Showers likely, mainly in the morning. Not as cool with highs in the upper 60s. South winds 5 to 10 mph. Chance of rain 70%. |
Wed Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Wednesday... A chance of thunderstorms. Showers. Highs in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 90%. |
| Thu Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Thursday... A chance of thunderstorms. Showers. Highs in the lower 70s. Chance of rain 80%. |
| Fri Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Friday... Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 70s. Chance of rain 30%. |
| Sat Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Saturday... Showers with a chance of thunderstorms in the morning, then showers likely in the afternoon. Highs in the lower 70s. Chance of rain 90%. |
| Sun Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Sunday... Mostly cloudy with a 40% chance of showers. Lows in the lower 50s. Highs in the upper 60s. |
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