10-Day Weather Forecast - South Jacksonville, IL

Mostly sunny. Not as cool with highs in the upper 40s. Temperature falling into the lower 40s in the afternoon. South winds 15 to 20 mph becoming northwest 10 to 15 mph in the afternoon.

Partly cloudy. Lows in the lower 20s. Northwest winds 5 to 10 mph.

Sunny cooler with highs in the upper 30s. North winds around 5 mph becoming east in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Near steady temperature in the upper 20s. Southeast winds 5 to 10 mph.

Mostly cloudy. Highs in the mid 40s. Lows in the upper 30s.

Mostly cloudy. Highs in the mid 40s. Lows in the upper 30s.

Mostly sunny. Not as cool with highs in the mid 50s.

Mostly cloudy. Lows in the lower 40s.

Cloudy. Highs in the lower 60s.

Mostly cloudy. Lows in the lower 50s. Highs around 70.

Mostly cloudy. Lows in the lower 50s. Highs around 70.

Partly cloudy. Lows in the mid 40s.

Partly sunny in the morning then becoming mostly cloudy. Highs in the lower 60s.

Partly cloudy. Low temperature around 46F. Dew point will be around 44F with an average humidity of 82%. Winds will be 4 mph from the S.

Mostly cloudy. High temperature around 53F. Dew point will be around 42F with an average humidity of 75%. Winds will be 1 mph from the W.

Partly cloudy. Low temperature around 41F. Dew point will be around 38F with an average humidity of 76%. Winds will be 2 mph from the NW.

Partly cloudy. High temperature around 45F. Dew point will be around 34F with an average humidity of 70%. Winds will be 4 mph from the NW.

Mostly clear. Low temperature around 32F. Dew point will be around 28F with an average humidity of 73%. Winds will be 5 mph from the NW.