Williams Bay Weather Forecast

    • 44
    • 56

    Mostly Cloudy

    • 49
    • 64

    Rain Showers Likely

    • 51
    • 71

    Slight Chance Thunderstorms

    • 51
    • 76

    Slight Chance Thunderstorms

    • 54
    • 79

    Partly Sunny

    • 57
    • 81

    Partly Sunny

Today 21 May Walworth

Mostly cloudy. Chance of Sprinkles in the late morning and afternoon. Highs in the upper 50s. East Winds 10 to 15 Mph.

Tonight 21 May Walworth

Mostly clear. Near steady temperature in the lower 40s. Northeast Winds 5 to 15 Mph.

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Williams Bay Temperature Statistics

May Temperature

Burlington Municipal Airport (13.7 miles)

  • Lowest 2 May, 2026

    28 °F

  • Average May

    55.1 °F

  • Highest 16 May, 2026

    85.1 °F

Climate (2021–Present)

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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