10-Day Weather Forecast - Marion, IL

Mostly cloudy with a slight chance of rain showers in the morning then partly sunny in the afternoon. Cooler with highs in the mid 40s. Temperature falling into the lower 30s in the afternoon. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

Mostly clear. Much cooler with lows around 19. Northwest winds 10 to 15 mph with gusts up to 30 mph.

Sunny. Highs in the lower 30s. Northwest winds 5 to 10 mph becoming west in the afternoon.

Mostly cloudy. Lows in the mid 20s. Temperature rising into the lower 30s after midnight. South winds 10 to 15 mph.

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

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

Partly sunny. Cooler with highs in the lower 30s.

Mostly cloudy in the evening then clearing. Cold with lows around 10 above.

Sunny. Highs in the upper 20s.

Partly cloudy. Lows 15 to 20. Highs in the mid 30s.

Partly cloudy. Lows 15 to 20. Highs in the mid 30s.

Mostly clear. Lows 10 to 15. Highs in the mid 30s.

Mostly clear. Lows 10 to 15. Highs in the mid 30s.

Mostly clear. Low temperature around 26F. Dew point will be around 16F with an average humidity of 63%. Winds will be 4 mph from the S.

Partly cloudy. High temperature around 40F. Dew point will be around 25F with an average humidity of 65%. Winds will be 7 mph from the S.

Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 37F. Dew point will be around 33F with an average humidity of 81%. Winds will be 4 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 45F. Dew point will be around 37F with an average humidity of 83%. Winds will be 4 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 43F. Dew point will be around 41F with an average humidity of 89%. Winds will be 4 mph from the S.