Williams Bay Weather Forecast

    • 41
    • 60

    Partly Sunny

    • 45
    • 58

    Mostly Cloudy

    • 47
    • 61

    Rain Showers Likely

    • 50
    • 69

    Mostly Cloudy

    • 52
    • 76

    Slight Chance Thunderstorms

    • 55
    • 79

    Partly Sunny

Today 20 May Walworth

Cooler. Mostly sunny. Highs in the lower 60s. Northeast Winds 5 to 15 Mph.

Tonight 20 May Walworth

Cooler. Partly cloudy. Lows in the mid 40s. North Winds 5 to 10 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

    53.9 °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

    39.6 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.9 °F
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