McHenry Weather Forecast

    • 18
    • 32

    Partly Sunny

    • 31
    • 38

    Mostly Cloudy

    • 34
    • 45

    Chance Rain

    • 32
    • 46

    Mostly Cloudy

    • 30
    • 46

    Chance Rain/Snow

    • 25
    • 40

    Mostly Cloudy

Today 22 Feb McHenry

Mostly sunny. Highs in the lower 30s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Feb McHenry

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 18. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McHenry Temperature Statistics

February Temperature

Chicago/Waukegan Regional Airport (21.1 miles)

  • Lowest 18 February, 2025

    -7.1 °F

  • Average February

    22.8 °F

  • Highest 2 February, 2025

    46.7 °F

Climate (2020–Present)

Chicago/Waukegan Regional Airport (21.1 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    50.8 °F

  • Average High 2020–2025

    59.2 °F
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