Williams Bay Weather Forecast

    • 63
    • 78

    Chance Thunderstorms

    • 61
    • 78

    Partly Sunny

    • 64
    • 81

    Chance Rain Showers

    • 64
    • 80

    Chance Thunderstorms

    • 65
    • 81

    Rain Showers Likely

    • 64
    • 80

    Chance Thunderstorms

Today 5 Aug Walworth

Cooler. Cloudy with chance of light Showers and slight chance of Thunderstorms. Highs in the mid 70s. West Winds 5 to 10 Mph. Chance of precipitation 50 percent.

Tonight 5 Aug Walworth

Mostly cloudy. Chance of light Showers and slight chance of Thunderstorms in the Evening, then isolated Showers late in the evening. Patchy fog in the late evening and overnight. Lows in the upper 50s. Northwest Winds up to 5 Mph through around midnight becoming calm. Chance of precipitation 50 percent.

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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

    67.7 °F

  • Highest 3 August, 2026

    81.9 °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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