Weather WorldPlainville, IL 7-Day Weather Forecast
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Plainville Weather Forecast
Plainville, IL Weather Forecast Date: 112 AM CDT Sat Sep 19 2026
Weather forecast for Plainville, IL
Tonight Lo: 75°F Lo: 24°C |
Tonight... Partly cloudy. Near steady temperature in the mid 70s. South winds 5 to 10 mph. |
Sat Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Saturday... Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 90s. Southwest winds 5 to 10 mph with gusts up to 20 mph. |
Sun Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Sunday... Mostly cloudy with showers likely. A chance of thunderstorms in the afternoon. Cooler with highs in the lower 80s. Northwest winds 5 to 10 mph. Chance of rain 50%. |
| Mon Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Monday... Showers likely with a chance of thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Cooler with highs in the upper 60s. Chance of rain 70%. |
| Tue Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Tuesday... Mostly cloudy. Highs in the mid 60s. Lows in the lower 50s. |
Wed Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Wednesday... Partly cloudy. Highs in the upper 60s. Lows in the lower 50s. |
| Thu Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Thursday... Partly sunny. Highs in the lower 70s. |
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