10-Day Weather Forecast - Illinois City, IL

Sunny. Highs in the upper 70s. Southeast winds 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon.

Mostly clear in the evening then becoming partly cloudy. Not as cool with lows in the upper 50s. Southwest winds 10 to 15 mph.

Mostly cloudy. Much cooler with highs in the lower 60s. Temperature falling into the upper 50s in the afternoon. Northwest winds 10 to 15 mph becoming north 15 to 20 mph in the afternoon.

Partly cloudy in the evening then clearing. Much cooler with lows in the lower 30s. North winds 15 to 20 mph.

Sunny cooler with highs in the lower 50s.

Mostly cloudy. Lows in the upper 30s. Highs in the upper 50s.

Mostly cloudy. Lows in the upper 30s. Highs in the upper 50s.

Mostly cloudy. Lows in the upper 30s. Highs in the upper 50s.

Mostly cloudy. Lows in the upper 30s. Highs in the upper 50s.

Mostly cloudy. Lows in the upper 40s. Highs in the upper 60s.

Mostly cloudy. Lows in the upper 40s. Highs in the upper 60s.

Mostly cloudy. Much cooler with lows in the lower 30s.

Mostly sunny. Much cooler with highs in the upper 40s.

Partly cloudy. Low temperature around 29F. Dew point will be around 21F with an average humidity of 57%. Winds will be 4 mph from the E.

Mostly sunny. High temperature around 48F. Dew point will be around 22F with an average humidity of 49%. Winds will be 2 mph from the SE.

Partly cloudy. Low temperature around 34F. Dew point will be around 27F with an average humidity of 61%. Winds will be 3 mph from the E.

Mostly cloudy. High temperature around 50F. Dew point will be around 30F with an average humidity of 60%. Winds will be 3 mph from the E.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 38F. Dew point will be around 33F with an average humidity of 70%. Winds will be 4 mph from the E.