10-Day Weather Forecast - Winthrop Harbor, IL

Partly cloudy in the morning then becoming mostly cloudy. Isolated showers in the afternoon. Highs in the mid 50s inland but only in the upper 40s near the lake. Northwest winds 5 to 10 mph becoming north in the afternoon. Chance of precipitation 20 percent.

Mostly cloudy in the evening then becoming partly cloudy. Isolated rain showers in the evening. Areas of frost after midnight. Lows in the mid 30s. North winds 5 to 10 mph. Chance of precipitation 20 percent.

Partly cloudy in the morning then becoming mostly cloudy. Areas of frost in the morning. Highs in the lower 50s inland but only in the upper 40s near the lake. North winds 5 to 10 mph.

Partly cloudy in the evening then clearing. Patchy frost in the evening then areas of frost after midnight. Lows in the mid 30s.

Mostly sunny in the morning then becoming partly cloudy. Areas of frost in the morning. Highs in the mid 50s.

Mostly cloudy in the evening then clearing. Lows in the upper 30s.

Partly cloudy. Highs in the mid 60s.

Mostly cloudy with scattered showers in the evening then partly cloudy after midnight. Lows in the mid 40s. Chance of precipitation 30 percent.

Partly cloudy. Scattered showers in the afternoon. Highs in the mid 60s inland but only in the lower 60s near the lake. Chance of precipitation 30 percent.

Mostly cloudy with scattered showers in the evening then partly cloudy after midnight. Lows in the mid 40s. Chance of precipitation 30 percent.

Partly cloudy. Highs in the upper 60s.

Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 47F. Dew point will be around 41F with an average humidity of 73%. Winds will be 4 mph from the S.

Partly cloudy with a 40% chance for rain and thunderstorms. High temperature around 64F. Dew point will be around 49F with an average humidity of 67%. Winds will be 7 mph from the S.

Partly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 49F. Dew point will be around 46F with an average humidity of 77%. Winds will be 2 mph from the W.

Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 58F. Dew point will be around 45F with an average humidity of 67%. Winds will be 5 mph from the NW.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 44F. Dew point will be around 40F with an average humidity of 74%. Winds will be 4 mph from the NW.

Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 56F. Dew point will be around 39F with an average humidity of 62%. Winds will be 5 mph from the NW.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 43F. Dew point will be around 37F with an average humidity of 70%. Winds will be 4 mph from the NW.