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Sparta Weather Forecast
Sparta, IL Weather Forecast Date: 538 AM CDT Sat Sep 12 2026
Weather forecast for Sparta, IL
Today Hi: 90°FHi: 32°C Lo: 65°F Lo: 18°C |
Today... Patchy fog this morning. Sunny. Highs around 90. West winds around 5 mph. |
Sun Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Sunday... Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. West winds around 5 mph. Chance of rain 20%. Heat index values up to 100 in the afternoon. |
Mon Hi: 89°FHi: 32°C Lo: 69°F Lo: 21°C |
Monday... Mostly sunny. A slight chance of showers in the morning. Highs in the upper 80s. East winds 5 to 10 mph. Chance of rain 20%. |
Tue Hi: 95°FHi: 35°C Lo: 69°F Lo: 21°C |
Tuesday... Mostly clear. Lows in the upper 60s. Highs in the mid 90s. Heat index values up to 105. |
| Wed Hi: 95°FHi: 35°C Lo: 69°F Lo: 21°C |
Wednesday... Mostly clear. Lows in the upper 60s. Highs in the mid 90s. Heat index values up to 105. |
| Wed Hi: 95°FHi: 35°C Lo: 65°F Lo: 18°C |
Wednesday... Mostly clear. Lows in the upper 60s. Highs in the mid 90s. Heat index values up to 105. |
| Thu Hi: 90°FHi: 32°C Lo: 65°F Lo: 18°C |
Thursday... Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs around 90. Lows in the mid 60s. Chance of rain 40%. |
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