10-Day Weather Forecast - McHenry, IL

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

Mostly clear in the evening then becoming partly cloudy. Lows around 6 above. North winds around 5 mph.

Mostly sunny. Highs in the mid 20s. Northwest winds around 5 mph.

Mostly clear in the evening then becoming mostly cloudy. Lows around 10 above. West winds around 5 mph.

Mostly cloudy. Highs in the lower 30s.

Mostly cloudy. A slight chance of snow after midnight. Near steady temperature around 30. Chance of precipitation 20 percent.

Mostly cloudy. Highs in the mid 30s.

Partly cloudy in the evening then clearing. Lows around 10 above.

Partly cloudy. Highs in the mid 20s.

Mostly cloudy. Lows around 10 above.

Partly cloudy. Highs in the upper 20s.

Partly cloudy. Lows around 15.

Partly cloudy in the morning then becoming mostly cloudy. Highs in the mid 30s.

Clear. Low temperature around 21F. Dew point will be around 17F with an average humidity of 76%. Winds will be 5 mph from the S.

Mostly sunny. High temperature around 35F. Dew point will be around 23F with an average humidity of 72%. Winds will be 5 mph from the S.

Partly cloudy. Low temperature around 28F. Dew point will be around 25F with an average humidity of 80%. Winds will be 6 mph from the S.

Cloudy with a chance of rain-snow mix. Chance of precipitation 40%. High temperature around 40F. Dew point will be around 30F with an average humidity of 77%. Winds will be 7 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 34F. Dew point will be around 32F with an average humidity of 83%. Winds will be 7 mph from the SE.