10-Day Weather Forecast - Johnston City, IL

Sunny. Highs in the lower 80s. East winds around 5 mph becoming southwest in the afternoon.

Mostly clear. Lows in the lower 60s. South winds 5 to 10 mph.

Sunny. Highs in the mid 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Much cooler with lows in the lower 40s.

Sunny. Much cooler with highs in the upper 50s.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 40.

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

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

Mostly cloudy in the morning then becoming partly sunny. Highs in the upper 60s.

Mostly cloudy in the evening then clearing. Lows in the lower 50s.

Sunny. Highs in the upper 70s.

Partly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 53F. Dew point will be around 44F with an average humidity of 47%. Winds will be 12 mph from the NW.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 58F. Dew point will be around 35F with an average humidity of 45%. Winds will be 7 mph from the NE.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 40F. Dew point will be around 28F with an average humidity of 48%. Winds will be 8 mph from the NE.

Cloudy. High temperature around 54F. Dew point will be around 32F with an average humidity of 51%. Winds will be 7 mph from the NE.

Cloudy. Low temperature around 44F. Dew point will be around 33F with an average humidity of 54%. Winds will be 5 mph from the E.

Cloudy. High temperature around 61F. Dew point will be around 40F with an average humidity of 57%. Winds will be 5 mph from the E.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 51F. Dew point will be around 42F with an average humidity of 59%. Winds will be 3 mph from the SE.