10-Day Weather Forecast - Johnston City, IL

Mostly sunny. Highs in the lower 80s. South winds 15 to 20 mph with gusts up to 30 mph.

Mostly cloudy. A chance of showers after midnight. Lows in the upper 60s. South winds around 15 mph with gusts up to 30 mph. Chance of rain 50 percent.

Partly sunny. A chance of showers in the morning. More humid with highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 60s.

Mostly cloudy. Highs in the mid 80s. Lows around 70.

Mostly cloudy. Highs in the mid 80s. Lows around 70.

Partly sunny in the morning then becoming mostly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.

Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40 percent.

Mostly cloudy with a chance of showers in the morning then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 60 percent.

Partly cloudy with a chance of showers in the evening then mostly clear after midnight. Lows in the lower 60s. Chance of rain 30 percent.

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.

Mostly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 65F. Dew point will be around 58F with an average humidity of 57%. Winds will be 9 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 72F. Dew point will be around 48F with an average humidity of 49%. Winds will be 8 mph from the NW.

Clear with a chance of rain. Chance of precipitation 40%. Low temperature around 49F. Dew point will be around 36F with an average humidity of 46%. Winds will be 5 mph from the N.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 70F. Dew point will be around 36F with an average humidity of 38%. Winds will be 4 mph from the NE.

Mostly clear. Low temperature around 52F. Dew point will be around 37F with an average humidity of 46%. Winds will be 3 mph from the E.

Partly cloudy. High temperature around 76F. Dew point will be around 44F with an average humidity of 44%. Winds will be 4 mph from the SE.

Partly cloudy. Low temperature around 61F. Dew point will be around 47F with an average humidity of 52%. Winds will be 7 mph from the S.