Williams Bay Weather Forecast

    • 58
    • 81

    Increasing Clouds

    • 60
    • 77

    Chance Thunderstorms

    • 54
    • 77

    Chance Rain Showers

    • 54
    • 74

    Mostly Sunny

    • 57
    • 75

    Partly Sunny

    • 62
    • 78

    Chance Rain Showers

    • 60
    • 79

    Slight Chance Thunderstorms

Today 20 Aug Walworth

Partly sunny. Southeast Winds up to 5 Mph.

Tonight 20 Aug Walworth

Partly cloudy until early morning then becoming mostly cloudy. Lows in the upper 50s. South Winds up to 5 Mph.

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Williams Bay Temperature Statistics

August Temperature

Burlington Municipal Airport (13.7 miles)

  • Lowest 3 August, 2026

    54.7 °F

  • Average August

    71.4 °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

    59.9 °F
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