10-Day Weather Forecast - Marion, IL

Sunny. Highs in the upper 30s. South winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Not as cool with lows in the upper 20s. South winds 10 to 15 mph.

Mostly sunny. Highs in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

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

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

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

Mostly cloudy. Highs in the lower 30s.

Mostly cloudy with a 30 percent chance of snow showers. Lows around 10 above. Highs around 20.

Mostly cloudy with a 30 percent chance of snow showers. Lows around 10 above. Highs around 20.

Mostly cloudy with a 30 percent chance of snow showers. Lows around 10 above. Highs around 20.

Mostly sunny. Highs in the mid 20s.

Clear. Low temperature around 11F. Dew point will be around 4F with an average humidity of 62%. Winds will be 2 mph from the NW.

Sunny. High temperature around 28F. Dew point will be around 8F with an average humidity of 59%. Winds will be 3 mph from the W.

Clear. Low temperature around 17F. Dew point will be around 11F with an average humidity of 73%. Winds will be 3 mph from the SW.

Mostly cloudy. High temperature around 28F. Dew point will be around 16F with an average humidity of 68%. Winds will be 1 mph from the SW.

Cloudy. Low temperature around 20F. Dew point will be around 16F with an average humidity of 73%. Winds will be 2 mph from the NW.

Mostly cloudy. High temperature around 28F. Dew point will be around 15F with an average humidity of 65%. Winds will be 4 mph from the NW.

Clear. Low temperature around 15F. Dew point will be around 11F with an average humidity of 71%. Winds will be 3 mph from the W.