10-Day Weather Forecast - Port Byron, IL

Sunny. Highs in the upper 50s. Northwest winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s. Southwest winds 5 to 10 mph.

Partly sunny. Warmer with highs in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Lows around 50.

Sunny. Highs in the upper 70s.

Partly cloudy in the evening then becoming mostly cloudy. A chance of showers. Lows in the upper 40s. Chance of rain 40 percent.

Mostly cloudy. A 40 percent chance of showers. Highs in the lower 60s. Lows in the lower 40s.

Mostly cloudy. A 40 percent chance of showers. Highs in the lower 60s. Lows in the lower 40s.

Partly sunny. Highs around 60.

Partly cloudy. Lows around 40.

Sunny. Highs in the lower 60s.

Mostly clear. Low temperature around 44F. Dew point will be around 34F with an average humidity of 58%. Winds will be 6 mph from the SW.

Partly cloudy. High temperature around 65F. Dew point will be around 40F with an average humidity of 54%. Winds will be 7 mph from the SW.

Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 48F. Dew point will be around 43F with an average humidity of 65%. Winds will be 4 mph from the W.

Mostly sunny. High temperature around 65F. Dew point will be around 42F with an average humidity of 56%. Winds will be 5 mph from the NW.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 49F. Dew point will be around 44F with an average humidity of 66%. Winds will be 3 mph from the NW.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 64F. Dew point will be around 44F with an average humidity of 59%. Winds will be 2 mph from the NW.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 50F. Dew point will be around 45F with an average humidity of 68%. Winds will be 2 mph from the W.