Wonder Lake Weather Forecast

    • 0
    • 7

    Cold

    • 12
    • 23

    Mostly Cloudy

    • 27
    • 36

    Mostly Cloudy

    • 30
    • 37

    Chance Rain

    • 12
    • 43

    Slight Chance Rain/Snow

    • 22
    • 30

    Mostly Cloudy

Today 14 Dec McHenry

Sunny. Continued very cold. Highs around 6 above. Northwest Winds 10 to 15 Mph, becoming west 5 to 10 Mph in the afternoon. Wind chill Values as low as 23 below.

Tonight 14 Dec McHenry

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around zero. Southwest Winds 5 to 10 Mph, increasing to 15 to 20 Mph with Gusts up to 25 Mph after midnight. Wind chill Values as low as 17 below.

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Wonder Lake Temperature Statistics

December Temperature

Burlington Municipal Airport (21.1 miles)

  • Lowest 4 December, 2025

    -1.1 °F

  • Average December

    18.8 °F

  • Highest 10 December, 2025

    37.4 °F

Climate (2020–Present)

Burlington Municipal Airport (21.1 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    49.9 °F

  • Average High 2020–2025

    59.6 °F
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