10-Day Weather Forecast - Johnston City, IL

Partly sunny. Highs in the lower 40s. West winds 5 to 10 mph.

Mostly clear. Lows in the upper 20s. West winds around 5 mph.

Mostly sunny. Highs in the lower 40s. Northeast winds around 5 mph.

Mostly cloudy. Lows in the lower 30s.

Cloudy. Highs in the upper 40s.

Mostly cloudy. Lows around 30.

Partly cloudy. Highs in the mid 40s. Lows in the upper 20s.

Partly cloudy. Highs in the mid 40s. Lows in the upper 20s.

Partly cloudy. Highs around 50. Lows in the mid 30s.

Partly cloudy. Highs around 50. Lows in the mid 30s.

Sunny. Highs in the lower 50s.

Mostly clear. Low temperature around 34F. Dew point will be around 33F with an average humidity of 82%. Winds will be 3 mph from the NW.

Mostly sunny. High temperature around 43F. Dew point will be around 31F with an average humidity of 71%. Winds will be 3 mph from the NW.

Mostly cloudy. Low temperature around 31F. Dew point will be around 28F with an average humidity of 77%. Winds will be 2 mph from the NW.

Partly cloudy. High temperature around 40F. Dew point will be around 27F with an average humidity of 68%. Winds will be 4 mph from the NW.

Clear. Low temperature around 27F. Dew point will be around 22F with an average humidity of 71%. Winds will be 4 mph from the W.

Sunny. High temperature around 37F. Dew point will be around 22F with an average humidity of 63%. Winds will be 3 mph from the W.

Mostly clear. Low temperature around 28F. Dew point will be around 20F with an average humidity of 67%. Winds will be 2 mph from the SE.