McHenry, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    70% Chance of Storms
    49°
    Friday 5/10
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. High temperature around 67F. Dew point will be around 45F with an average humidity of 71%. Winds will be 6 mph from the W.
    Night Details
    Mostly cloudy with numerous showers and a slight chance of thunderstorms in the evening then mostly clear after midnight. Lows in the upper 40s. Southwest winds around 10 mph becoming west after midnight. Chance of precipitation 70 percent.
  • Forecast day icon
    Saturday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    Mostly Clear
    49°
    Saturday 5/11
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    49°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny in the morning then becoming partly cloudy. Highs in the upper 60s. Northwest winds 10 to 20 mph with gusts up to 30 mph.
    Night Details
    Mostly clear. Lows in the mid 40s. West winds 5 to 10 mph becoming southwest after midnight.
  • Forecast day icon
    Sunday
    Mostly Sunny
    76°
    Forecast night icon
    Night
    40% Chance of Storms
    61°
    Sunday 5/12
    Day
    76°
    Mostly Sunny
    Forecast day icon
    Night
    61°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 20 mph. Chance of precipitation 40 percent.
  • Forecast day icon
    Monday
    80% Chance of Storms
    68°
    Forecast night icon
    Night
    60% Chance of Storms
    46°
    Monday 5/13
    Day
    68°
    80% Chance of Storms
    Forecast day icon
    Night
    46°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning then showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 80 percent.
    Night Details
    Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening then a slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 60 percent.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    57°
    Forecast night icon
    Night
    Partly Cloudy
    43°
    Tuesday 5/14
    Day
    57°
    Partly Cloudy
    Forecast day icon
    Night
    43°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly cloudy. A 20 percent chance of showers. Highs in the lower 60s.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the lower 40s.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    30% Chance Rain Showers
    47°
    Wednesday 5/15
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    47°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny in the morning then becoming partly cloudy. Highs in the upper 60s.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 30 percent.
  • Forecast day icon
    Thursday
    40% Chance Rain Showers
    68°
    Forecast night icon
    Night
    40% Chance Rain Showers
    51°
    Thursday 5/16
    Day
    68°
    40% Chance Rain Showers
    Forecast day icon
    Night
    51°
    40% Chance Rain Showers
    Forecast night icon
    Day Details
    Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 70s. Chance of precipitation 40 percent.
    Night Details
    Mostly cloudy with a 40 percent chance of showers. Lows in the lower 50s.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    62°
    Forecast night icon
    Night
    40% Chance of Rain
    50°
    Friday 5/17
    Day
    62°
    40% Chance Rain Showers
    Forecast day icon
    Night
    50°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy. A chance of showers. Highs in the upper 60s. Chance of precipitation 40 percent.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 50F. Dew point will be around 46F with an average humidity of 77%. Winds will be 2 mph from the W.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    63°
    Forecast night icon
    Night
    40% Chance of Rain
    49°
    Saturday 5/18
    Day
    63°
    40% Chance of Rain
    Forecast day icon
    Night
    49°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 63F. Dew point will be around 47F with an average humidity of 65%. Winds will be 7 mph from the W.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 49F. Dew point will be around 47F with an average humidity of 77%. Winds will be 7 mph from the W.
  • Forecast day icon
    Sunday
    40% Chance of Rain
    62°
    Forecast night icon
    Night
    40% Chance of Rain
    48°
    Sunday 5/19
    Day
    62°
    40% Chance of Rain
    Forecast day icon
    Night
    48°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 62F. Dew point will be around 45F with an average humidity of 62%. Winds will be 11 mph from the NW.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 48F. Dew point will be around 45F with an average humidity of 74%. Winds will be 6 mph from the NW.