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 in the evening then clearing. Lows in the lower 20s. Northwest winds 5 to 10 mph.

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

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

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

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

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

Mostly cloudy. Lows in the lower 40s. Highs in the lower 60s.

Mostly cloudy. Lows in the lower 40s. Highs in the lower 60s.

Mostly cloudy. Not as cool with lows in the lower 50s.

Mostly sunny. Highs in the upper 60s.

Mostly clear. Low temperature around 47F. Dew point will be around 51F with an average humidity of 83%. Winds will be 8 mph from the SW.

Partly cloudy. High temperature around 56F. Dew point will be around 43F with an average humidity of 73%. Winds will be 2 mph from the S.

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.