Courthouse Square, IL Weather Forecast & Current Conditions

Night: Partly cloudy this evening, then clearing. Cooler with lows around 30. North winds 5 to 10 mph with gusts up to 25 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. North winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows around 30. Highs in the lower 50s.

Day: Clear. Lows around 30. Highs in the lower 50s.

Night: Partly cloudy. Lows in the lower 40s.

Night: Clear. Lows around 30. Highs in the lower 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs around 60.

Night: Partly cloudy this evening, then clearing. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 25 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Partly cloudy. Lows around 40.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs in the lower 60s.

Night: Partly cloudy. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 25 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. Northwest winds 5 to 10 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Clear. Highs in the lower 50s. Lows in the upper 20s.

Day: Clear. Highs in the lower 50s. Lows in the upper 20s.

Night: Partly cloudy. Lows in the upper 30s.

Night: Clear. Highs in the lower 50s. Lows in the upper 20s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs around 60.

Night: Partly cloudy. Lows in the lower 30s. Northwest winds around 10 mph. Gusts up to 30 mph this evening.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. Northwest winds around 5 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Clear. Highs in the lower 50s. Lows around 30.

Day: Clear. Highs in the lower 50s. Lows around 30.

Night: Partly cloudy. Lows around 40.

Night: Clear. Highs in the lower 50s. Lows around 30.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs around 60.

Night: Partly cloudy. Cooler with lows around 30. North winds 5 to 10 mph with gusts up to 25 mph.

Day: Mostly sunny. Highs in the mid 40s. North winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the upper 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs around 50.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Clear. Lows in the upper 20s. Highs in the mid 50s.

Night: Partly cloudy. Lows around 40.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs in the lower 60s.

Night: Partly cloudy. Cooler with lows in the upper 20s. North winds 10 to 15 mph with gusts up to 25 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows around 30. Highs in the lower 50s.

Day: Clear. Lows around 30. Highs in the lower 50s.

Night: Partly cloudy. Lows in the lower 40s.

Night: Clear. Lows around 30. Highs in the lower 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. A chance of rain in the morning. Highs around 60. Chance of rain 30 percent.

Night: Partly cloudy this evening, then clearing. Lows around 30. Northwest winds 5 to 10 mph. Gusts up to 25 mph this evening.

Day: Mostly sunny. Highs in the mid 40s. North winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows in the mid 20s. Northwest winds around 5 mph.

Day: Sunny. Highs in the upper 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Clear. Lows in the upper 20s. Highs in the mid 50s.

Night: Partly cloudy. Lows around 40.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs in the lower 60s.

Night: Partly cloudy. Cooler with lows around 30. North winds 5 to 10 mph with gusts up to 25 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. North winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows around 30. Highs in the lower 50s.

Day: Clear. Lows around 30. Highs in the lower 50s.

Night: Partly cloudy. Lows in the lower 40s.

Night: Clear. Lows around 30. Highs in the lower 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. A chance of rain in the morning. Highs around 60. Chance of rain 30 percent.

Night: Partly cloudy this evening, then mostly cloudy with a slight chance of snow after midnight. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of snow 20 percent.

Day: Partly sunny. A slight chance of snow in the morning. Highs in the lower 40s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 20 percent.

Night: Mostly clear. Lows in the mid 20s. Northwest winds 5 to 10 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds 5 to 10 mph.

Night: Clear. Lows in the mid 20s. Northwest winds around 5 mph in the evening, becoming light and variable.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Partly cloudy. Lows in the upper 30s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs around 60.

Night: Partly cloudy this evening, then clearing. Lows in the lower 30s. Northwest winds 10 to 15 mph. Gusts up to 30 mph this evening.

Day: Mostly sunny. Highs in the mid 40s. North winds 10 to 15 mph.

Night: Clear. Lows in the mid 20s. Northwest winds 5 to 10 mph.

Day: Sunny. Highs in the upper 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. North winds around 5 mph in the evening, becoming light and variable.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Clear. Lows in the upper 20s. Highs in the mid 50s.

Night: Partly cloudy. Lows in the upper 30s.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs in the lower 60s.

Night: Mostly cloudy early, then becoming partly cloudy. Lows around 30. North winds 10 to 15 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Clear. Highs in the lower 50s. Lows around 30.

Day: Clear. Highs in the lower 50s. Lows around 30.

Night: Partly cloudy. Lows in the lower 40s.

Night: Clear. Highs in the lower 50s. Lows around 30.

Day: Sunny. Highs in the mid 50s.

Day: Partly sunny. A chance of showers in the morning. Highs in the upper 50s. Chance of rain 30 percent.

Night: Mostly cloudy early, then becoming partly cloudy. Lows around 30. North winds 10 to 15 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 5 to 10 mph with gusts up to 20 mph.

Night: Clear. Lows in the mid 20s. Northwest winds around 5 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the upper 20s. Light and variable winds.

Day: Clear. Highs in the lower 50s. Lows around 30.

Day: Clear. Highs in the lower 50s. Lows around 30.

Night: Partly cloudy. Lows around 40.

Night: Clear. Highs in the lower 50s. Lows around 30.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs around 60.

Day: Partly cloudy. Temperatures around 40. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows around 30. North winds 10 to 15 mph. Gusts up to 25 mph in the evening.

Day: Mostly cloudy. Highs in the lower 40s. North winds 10 to 15 mph. Gusts up to 25 mph in the morning.

Night: Mostly clear. Lows in the upper 20s. Northwest winds 5 to 10 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds 5 to 10 mph.

Night: Clear. Lows in the upper 20s. Northwest winds around 5 mph.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s.

Day: Sunny. Highs in the lower 50s.

Night: Clear. Lows in the upper 20s.

Day: Sunny. Highs in the mid 50s.

Night: Clear. Lows in the lower 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Partly cloudy. Lows around 40.

Day: Mostly cloudy. Highs around 60.

Night: Partly cloudy this evening, then clearing. Lows in the lower 30s. Northwest winds 5 to 10 mph. Gusts up to 25 mph this evening.

Day: Mostly sunny. Highs in the mid 40s. North winds 10 to 15 mph.

Night: Clear. Lows in the mid 20s. Northwest winds around 5 mph.

Day: Sunny. Highs in the upper 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs around 50.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Clear. Lows in the upper 20s. Highs in the mid 50s.

Night: Partly cloudy. Lows around 40.

Night: Clear. Lows in the upper 20s. Highs in the mid 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs in the lower 60s.

Night: Partly cloudy this evening, then becoming mostly cloudy. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph.

Day: Partly sunny. A slight chance of snow in the morning. Highs in the lower 40s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 20 percent.

Night: Mostly clear. Lows in the mid 20s. Northwest winds 5 to 10 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds 5 to 10 mph.

Night: Clear. Lows in the mid 20s. North winds around 5 mph in the evening, becoming light and variable.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Partly cloudy. Lows in the upper 30s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Sunny. Highs in the upper 50s.

Day: Partly sunny. Highs in the lower 60s.

Day: Mostly cloudy. Breezy. Temperatures in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of snow in the late evening and overnight. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.

Day: Mostly cloudy. A slight chance of snow in the morning. A slight chance of rain in the late morning and early afternoon. Highs in the lower 40s. North winds 10 to 15 mph. Gusts up to 25 mph in the morning. Chance of precipitation 20 percent.

Night: Mostly clear. Lows in the upper 20s. Northwest winds 5 to 10 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds 5 to 10 mph.

Night: Clear. Lows in the mid 20s. Northwest winds around 5 mph.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s.

Day: Sunny. Highs in the lower 50s.

Night: Clear. Lows in the upper 20s.

Day: Sunny. Highs in the mid 50s.

Night: Clear. Lows around 30.

Day: Mostly sunny. Highs in the upper 50s.

Night: Partly cloudy. Lows in the upper 30s.

Day: Mostly cloudy. Highs in the lower 60s.

Night: Mostly cloudy this evening, then becoming partly cloudy. Lows around 30. North winds 10 to 15 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Partly cloudy. Highs in the upper 50s. Lows in the lower 40s.

Day: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Clear. Lows in the lower 30s.

Day: Partly sunny. A chance of showers in the morning. Highs around 60. Chance of rain 30 percent.

Night: Mostly cloudy early, then becoming partly cloudy. Lows in the lower 30s. North winds 15 to 20 mph, becoming northwest 5 to 10 mph with gusts up to 20 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. North winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Sunny. Highs in the mid 50s.

Night: Clear. Lows in the lower 30s.

Day: Sunny. Highs in the upper 50s.

Night: Partly cloudy. Not as cool with lows in the lower 40s.

Day: Partly sunny. Highs in the lower 60s.

Night: Partly cloudy this evening, then clearing. Lows in the lower 30s. North winds 10 to 15 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. North winds around 5 mph in the morning, becoming light and variable.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Night: Mostly clear. Highs in the upper 40s. Lows in the upper 20s.

Night: Clear. Highs in the lower 50s. Lows in the upper 20s.

Day: Sunny. Highs in the mid 50s.

Night: Clear. Lows in the lower 30s.

Day: Sunny. Highs in the upper 50s.

Night: Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.

Night: Mostly cloudy early, then becoming partly cloudy. Lows around 30. North winds 10 to 15 mph with gusts up to 25 mph.

Day: Mostly sunny. Highs in the lower 40s. North winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows in the mid 20s. North winds around 5 mph.

Day: Sunny. Highs in the mid 40s. Northwest winds around 5 mph.

Night: Clear. Lows in the mid 20s. Light and variable winds.

Day: Sunny. Highs in the upper 40s.

Night: Clear. Lows in the upper 20s. Highs in the lower 50s.

Day: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Partly cloudy. Highs in the upper 50s. Lows in the lower 40s.

Day: Clear. Lows in the upper 20s. Highs in the lower 50s.

Night: Clear. Lows in the lower 30s.

Day: Partly sunny. A chance of showers in the morning. Highs around 60. Chance of rain 30 percent.