10-Day Weather Forecast - McHenry, IL
- 36|24°F40% Chance Snow ShowersHourly details
Today
36°FMostly cloudy. A chance of light sprinkles and a slight chance of snow showers late. Windy. Highs around 40. South winds 20 to 25 mph becoming southwest 15 to 25 mph in the afternoon. Gusts up to 40 mph. Chance of precipitation 40 percent.
Tonight
24°FMostly cloudy in the evening then becoming partly cloudy. A chance of light sprinkles early in the evening. Lows around 20. West winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.
- 32|19°FPartly CloudyHourly details
Day
32°FMostly sunny in the morning then becoming partly cloudy. Highs in the lower 30s. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the morning.
Night
19°FMostly cloudy in the evening then becoming partly cloudy. A slight chance of snow. Lows around 18. Northwest winds around 5 mph becoming northeast after midnight. Chance of precipitation 20 percent.
- 36|26°FPartly CloudyHourly details
Day
36°FPartly cloudy. A slight chance of snow in the morning. Highs in the upper 30s. East winds around 5 mph becoming west in the afternoon. Chance of precipitation 20 percent.
Night
26°FMostly clear. Lows in the mid 20s.
- 56|30°FMostly SunnyHourly details
Day
56°FMostly sunny. Highs in the mid 50s.
Night
30°FPartly cloudy. Lows in the upper 20s.
Weekend Weather
- 34|20°F30% Chance of SnowHourly details
Day
34°FMostly cloudy. A chance of snow in the afternoon. Highs around 40. Chance of precipitation 30 percent.
Night
20°FMostly cloudy in the evening then becoming partly cloudy. Lows 15 to 20.
- 30|21°FPartly CloudyHourly details
Day
30°FPartly cloudy. Highs around 30.
Night
21°FMostly cloudy with a 40 percent chance of snow. Lows around 20.
- 35|18°F30% Chance of Snow
Day
35°FPartly cloudy in the morning then becoming mostly cloudy. A 30 percent chance of snow. Highs in the mid 30s.
Night
18°FPartly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 18F. Dew point will be around 19F with an average humidity of 79%. Winds will be 4 mph from the SE.
- 36|25°F30% Chance Frozen Mix
Day
36°FSunny with a slight chance of rain-snow mix. Chance of precipitation 30%. High temperature around 36F. Dew point will be around 22F with an average humidity of 71%. Winds will be 8 mph from the SW.
Night
25°FClear. Low temperature around 25F. Dew point will be around 22F with an average humidity of 79%. Winds will be 9 mph from the SW.
- 42|32°FSunny
Day
42°FSunny. High temperature around 42F. Dew point will be around 29F with an average humidity of 74%. Winds will be 7 mph from the SW.
Night
32°FClear. Low temperature around 32F. Dew point will be around 29F with an average humidity of 83%. Winds will be 7 mph from the S.
- 47|43°FMostly Cloudy
Day
47°FMostly cloudy. High temperature around 47F. Dew point will be around 38F with an average humidity of 82%. Winds will be 10 mph from the S.
Night
43°FCloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 43F. Dew point will be around 41F with an average humidity of 90%. Winds will be 10 mph from the S.













