10-Day Weather Forecast - Port Byron, IL

Partly sunny in the morning then clearing. Highs in the upper 20s. North winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Cold with lows around 10 above. North winds around 5 mph.

Sunny. Highs in the upper 20s. Northwest winds around 5 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 17. West winds around 5 mph.

Partly sunny. Not as cool with highs in the lower 40s.

Partly cloudy. Lows in the lower 30s. Highs in the lower 40s.

Partly cloudy. Lows in the lower 30s. Highs in the lower 40s.

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

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

Mostly cloudy. Lows around 20.

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

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

Mostly sunny. Highs in the lower 40s.

Clear. Low temperature around 26F. Dew point will be around 18F with an average humidity of 65%. Winds will be 7 mph from the S.

Mostly sunny. High temperature around 38F. Dew point will be around 22F with an average humidity of 61%. Winds will be 7 mph from the S.

Partly cloudy. Low temperature around 32F. Dew point will be around 26F with an average humidity of 70%. Winds will be 8 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 42F. Dew point will be around 31F with an average humidity of 72%. Winds will be 9 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 38F. Dew point will be around 34F with an average humidity of 79%. Winds will be 7 mph from the SE.