Williams Bay Weather Forecast

    • 49
    • 76

    Mostly Sunny

    • 55
    • 77

    Becoming Sunny

    • 63
    • 79

    Chance Thunderstorms

    • 61
    • 82

    Slight Chance Thunderstorms

    • 58
    • 79

    Mostly Sunny

    • 60
    • 79

    Partly Sunny

    • 63
    • 78

    Chance Rain Showers

Today 23 Aug Walworth

Partly sunny. Northwest Winds 5 to 10 Mph.

Tonight 23 Aug Walworth

Mostly clear. Areas of fog after midnight. Lows in the upper 40s. Northwest Winds up to 5 Mph through around midnight becoming calm.

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Williams Bay Temperature Statistics

August Temperature

Burlington Municipal Airport (13.7 miles)

  • Lowest 20 August, 2026

    51.4 °F

  • Average August

    70.5 °F

  • Highest 10 August, 2026

    85.1 °F

Climate (2021–2026)

Burlington Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.8 °F
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