10-Day Weather Forecast - Johnston City, IL

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. North winds 5 to 10 mph. Chance of rain 50 percent.

Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 60s. North winds around 5 mph in the evening becoming light and variable. Chance of rain 50 percent.

Mostly sunny. Highs in the mid 80s. North winds around 5 mph.

Mostly clear. Lows in the upper 60s. Northeast winds around 5 mph in the evening becoming light and variable.

Mostly clear. Highs in the upper 80s. Lows in the lower 70s.

Mostly clear. Highs in the upper 80s. Lows in the lower 70s.

Mostly sunny. Highs in the lower 90s.

Mostly clear in the evening then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.

Mostly sunny. A chance of showers in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs around 90. Chance of rain 60 percent.

A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the lower 70s. Chance of rain 50 percent.

Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.

Partly cloudy. A chance of showers in the evening. Lows around 70. Chance of rain 30 percent.

Mostly sunny. Highs in the upper 80s.

Clear with a 30% chance for rain and thunderstorms. Low temperature around 74F. Dew point will be around 71F with an average humidity of 81%. Winds will be 1 mph from the W.

Sunny. High temperature around 91F. Dew point will be around 71F with an average humidity of 63%. Winds will be 2 mph from the NW.

Clear. Low temperature around 74F. Dew point will be around 72F with an average humidity of 79%. Winds will be 1 mph from the NW.

Sunny. High temperature around 91F. Dew point will be around 71F with an average humidity of 62%. Winds will be 1 mph from the N.

Clear. Low temperature around 73F. Dew point will be around 71F with an average humidity of 77%. Winds will be 1 mph from the SW.