Bentley Lake Weather Forecast

    • 11
    • 20

    Mostly Cloudy

    • 6
    • 22

    Mostly Cloudy

    • 9
    • 21

    Cloudy

    • 10
    • 23

    Chance Snow

    • -7
    • 22

    Partly Sunny

    • -5
    • 6

    Partly Sunny

Today 23 Dec McHenry

Mostly sunny. Highs 15 to 20. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southeast in the afternoon.

Tonight 23 Dec McHenry

Mostly cloudy. Lows 5 to 10 above. Southeast Winds around 10 Mph.

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Bentley Lake Temperature Statistics

December Temperature

Harvey Municipal Airport (24.9 miles)

  • Lowest 7 December, 2025

    -18.4 °F

  • Average December

    12.4 °F

  • Highest 16 December, 2025

    44.6 °F

Climate (2020–Present)

Harvey Municipal Airport (24.9 miles)

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  • Average Low 2020–2025

    30.3 °F

  • Average 2020–2025

    41.3 °F

  • Average High 2020–2025

    52 °F
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