10-Day Weather Forecast - Illiopolis, IL

Cloudy in the morning then becoming partly sunny. Highs in the lower 30s. North winds 5 to 10 mph.

Partly cloudy. Cooler with lows around 11. North winds around 5 mph.

Partly sunny in the morning then clearing. Highs in the upper 20s. North winds around 5 mph.

Mostly clear in the evening then becoming partly cloudy. Lows around 12. West winds around 5 mph.

Partly sunny. Highs in the mid 30s.

Partly cloudy. Lows in the upper 20s. Highs in the lower 40s.

Partly cloudy. Lows in the upper 20s. Highs in the lower 40s.

Partly cloudy. Lows around 20. Highs in the mid 30s.

Partly cloudy. Lows around 20. Highs in the mid 30s.

Partly cloudy. Lows around 20. Highs in the mid 30s.

Partly cloudy. Lows around 20. Highs in the mid 30s.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 20s.

Mostly sunny. Highs in the lower 40s.

Mostly clear. Low temperature around 24F. Dew point will be around 18F with an average humidity of 70%. Winds will be 6 mph from the SE.

Sunny. High temperature around 36F. Dew point will be around 22F with an average humidity of 65%. Winds will be 6 mph from the SE.

Partly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 31F. Dew point will be around 26F with an average humidity of 75%. Winds will be 7 mph from the SE.

Cloudy with a chance of rain-snow mix. Chance of precipitation 35%. High temperature around 41F. Dew point will be around 30F with an average humidity of 75%. Winds will be 9 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 38F. Dew point will be around 35F with an average humidity of 83%. Winds will be 7 mph from the SE.