10-Day Weather Forecast - McHenry, IL

Mostly cloudy and blustery. Highs in the lower 20s. Southwest winds 15 to 20 mph becoming west 10 to 15 mph in the afternoon. Gusts up to 30 mph. Wind chill values as low as 13 below in the morning.

Partly cloudy. Lows around 12. Southwest winds around 5 mph.

Mostly cloudy. Highs in the mid 30s. Southwest winds 5 to 10 mph increasing to 10 to 15 mph with gusts up to 25 mph in the afternoon.

Mostly cloudy. Lows in the upper 20s.

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

Mostly cloudy. A chance of rain after midnight. Blustery with lows around 30. Temperature rising into the upper 30s after midnight. Chance of precipitation 50 percent.

Mostly cloudy. A chance of rain in the morning. Breezy with highs in the lower 40s. Temperature falling into the lower 30s in the afternoon. Chance of precipitation 50 percent.

Mostly cloudy in the evening then becoming partly cloudy. Blustery with lows around 10 above.

Partly cloudy in the morning then becoming mostly cloudy. Highs around 30.

Mostly cloudy. Lows in the lower 20s. Temperature rising to around 30 after midnight.

Mostly cloudy. Highs around 40.

Partly cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 20F. Dew point will be around 23F with an average humidity of 73%. Winds will be 6 mph from the N.

Sunny. High temperature around 30F. Dew point will be around 13F with an average humidity of 59%. Winds will be 3 mph from the N.

Clear. Low temperature around 25F. Dew point will be around 18F with an average humidity of 71%. Winds will be 4 mph from the SE.

Mostly cloudy. High temperature around 38F. Dew point will be around 23F with an average humidity of 63%. Winds will be 9 mph from the S.

Cloudy. Low temperature around 34F. Dew point will be around 30F with an average humidity of 77%. Winds will be 5 mph from the S.

Cloudy. High temperature around 40F. Dew point will be around 30F with an average humidity of 74%. Winds will be 3 mph from the W.

Cloudy. Low temperature around 30F. Dew point will be around 28F with an average humidity of 78%. Winds will be 2 mph from the N.