10-Day Weather Forecast - Bethalto, IL

Sunny. Highs in the upper 30s. Northwest winds 15 to 20 mph.

Mostly clear. Lows in the mid 20s. Southwest winds 5 to 10 mph.

Sunny. Not as cool with highs in the lower 50s. Southwest winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Not as cool with lows in the upper 30s.

Mostly cloudy. Highs in the upper 50s. Lows in the upper 30s.

Mostly cloudy. Highs in the upper 50s. Lows in the upper 30s.

Mostly cloudy. A slight chance of rain in the afternoon. Much cooler with highs in the mid 40s. Temperature falling into the upper 30s in the afternoon. Chance of rain 20 percent.

Partly cloudy. Lows in the lower 20s. Highs in the upper 30s.

Partly cloudy. Lows in the lower 20s. Highs in the upper 30s.

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

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

Partly cloudy. Low temperature around 24F. Dew point will be around 25F with an average humidity of 69%. Winds will be 9 mph from the W.

Partly cloudy. High temperature around 30F. Dew point will be around 13F with an average humidity of 55%. Winds will be 13 mph from the NW.

Cloudy. Low temperature around 13F. Dew point will be around 7F with an average humidity of 58%. Winds will be 10 mph from the NW.

Partly cloudy. High temperature around 23F. Dew point will be around 6F with an average humidity of 52%. Winds will be 10 mph from the NW.

Clear. Low temperature around 14F. Dew point will be around 6F with an average humidity of 58%. Winds will be 6 mph from the W.

Sunny. High temperature around 32F. Dew point will be around 10F with an average humidity of 48%. Winds will be 6 mph from the W.

Clear. Low temperature around 22F. Dew point will be around 14F with an average humidity of 61%. Winds will be 4 mph from the S.