10-Day Weather Forecast - Illinois City, IL

Mostly cloudy in the morning then becoming mostly sunny. Not as cool with highs around 40. Temperature falling into the mid 30s in the afternoon. Southwest winds 10 to 15 mph becoming northwest in the afternoon.

Mostly clear. Lows around 17. Northwest winds 5 to 10 mph with gusts up to 20 mph.

Sunny. Highs in the lower 30s. Northwest winds around 5 mph becoming southeast around 5 mph in the afternoon.

Mostly cloudy. Near steady temperature in the upper 20s. Temperature rising into the upper 20s after midnight. Southeast winds 10 to 15 mph.

Mostly cloudy. Highs in the lower 40s. Lows in the mid 30s.

Mostly cloudy. Highs in the lower 40s. Lows in the mid 30s.

Mostly sunny. Highs in the upper 40s.

Mostly cloudy. Lows in the lower 30s.

Cloudy. Highs in the lower 50s.

Mostly cloudy. Lows in the mid 40s. Highs around 60.

Mostly cloudy. Lows in the mid 40s. Highs around 60.

Partly cloudy. Lows in the mid 30s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the lower 50s.

Partly cloudy. Low temperature around 39F. Dew point will be around 38F with an average humidity of 82%. Winds will be 3 mph from the S.

Partly cloudy. High temperature around 44F. Dew point will be around 35F with an average humidity of 76%. Winds will be 2 mph from the NW.

Mostly cloudy. Low temperature around 32F. Dew point will be around 30F with an average humidity of 75%. Winds will be 4 mph from the N.

Mostly sunny. High temperature around 36F. Dew point will be around 25F with an average humidity of 69%. Winds will be 5 mph from the N.

Mostly clear. Low temperature around 28F. Dew point will be around 24F with an average humidity of 73%. Winds will be 3 mph from the N.