Fontana-on-Geneva Lake Weather Forecast

    • 46
    • 55

    Rain Showers Likely

    • 36
    • 62

    Breezy

    • 31
    • 56

    Rain

    • 23
    • 38

    Chance Rain/Snow

    • 22
    • 36

    Chance Snow

    • 14
    • 30

    Mostly Cloudy

    • 15
    • 29

    Partly Sunny

Today 17 Feb Walworth

Cloudy. Southeast Winds 10 to 15 Mph.

Tonight 17 Feb Walworth

Cloudy. Chance of light rain and slight chance of Thunderstorms through around Midnight, then light rain likely and slight chance of Thunderstorms after midnight. Lows in the mid 40s. Southeast Winds 10 to 20 Mph. Chance of precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fontana-on-Geneva Lake Temperature Statistics

February Temperature

Burlington Municipal Airport (16.2 miles)

  • Lowest 7 February, 2026

    1.4 °F

  • Average February

    29.9 °F

  • Highest 15 February, 2026

    55.6 °F

Climate (2021–Present)

Burlington Municipal Airport (16.2 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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