10-Day Weather Forecast - McHenry, IL

Decreasing clouds. Patchy smoke through mid morning. Highs in the mid 80s. Southeast winds around 5 mph.

Partly cloudy. Lows in the mid 60s. Southeast winds around 5 mph.

Partly cloudy. Highs in the upper 80s. South winds 5 to 10 mph.

Partly cloudy. Lows around 70.

Partly cloudy in the morning then becoming mostly sunny. Highs around 90.

Mostly clear. Lows in the lower 70s.

Mostly sunny in the morning then becoming partly cloudy. Highs around 90.

Partly cloudy. Lows around 70.

Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent.

Partly cloudy in the evening then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Chance of precipitation 30 percent.

Mostly cloudy in the morning then becoming partly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Chance of precipitation 40 percent.

Mostly clear with a 55% chance for rain and thunderstorms. Low temperature around 69F. Dew point will be around 69F with an average humidity of 90%. Winds will be 5 mph from the SW.

Sunny with a chance of rain. Chance of precipitation 35%. High temperature around 87F. Dew point will be around 65F with an average humidity of 61%. Winds will be 6 mph from the W.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 67F. Dew point will be around 65F with an average humidity of 76%. Winds will be 4 mph from the NW.

Sunny. High temperature around 87F. Dew point will be around 64F with an average humidity of 61%. Winds will be 3 mph from the W.

Clear. Low temperature around 68F. Dew point will be around 66F with an average humidity of 76%. Winds will be 2 mph from the SW.

Sunny with a 25% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 67F with an average humidity of 63%. Winds will be 4 mph from the SW.

Mostly clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 70F. Dew point will be around 69F with an average humidity of 78%. Winds will be 3 mph from the SW.