McHenry Weather Forecast

    • 66
    • 84

    Partly Sunny

    • 65
    • 78

    Rain Showers

    • 55
    • 76

    Chance Rain Showers

    • 55
    • 76

    Mostly Sunny

    • 58
    • 80

    Mostly Sunny

    • 61
    • 80

    Partly Sunny

Today 19 Aug McHenry

Partly cloudy. Patchy fog in the morning. Highs in the mid 80s. Southeast Winds 5 to 10 Mph.

Tonight 19 Aug McHenry

Partly cloudy. Lows in the mid 60s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McHenry Temperature Statistics

August Temperature

Chicago/Waukegan Regional Airport (21.1 miles)

  • Lowest 1 August, 2018

    61 °F
  • Average August

    73.5 °F
  • Highest 4 August, 2018

    96.1 °F

Climate (2010–Present)

Chicago/Waukegan Regional Airport (21.1 miles)

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  • Average Low 2010–Present

    40.3 °F
  • Average 2010–Present

    48.8 °F
  • Average High 2010–Present

    56.7 °F
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