Fontana-on-Geneva Lake Weather Forecast

    • 50
    • 68

    Decreasing Clouds

    • 26
    • 66

    Chance Rain

    • 24
    • 42

    Mostly Sunny

    • 34
    • 50

    Partly Sunny

    • 45
    • 59

    Partly Sunny

    • 47
    • 70

    Chance Rain

Today 25 Mar Walworth

Warmer. Partly sunny. Highs in the upper 60s. South Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 25 Mar Walworth

Not as cool. Partly cloudy. Lows in the upper 40s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fontana-on-Geneva Lake Temperature Statistics

March Temperature

Burlington Municipal Airport (16.2 miles)

  • Lowest 1 March, 2026

    10.6 °F

  • Average March

    38.2 °F

  • Highest 21 March, 2026

    72.1 °F

Climate (2021–Present)

Burlington Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59.8 °F
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