Fontana-on-Geneva Lake Weather Forecast

    • 45
    • 54

    Rain Showers Likely

    • 59
    • 72

    Rain Showers

    • 63
    • 77

    Rain Showers Likely

    • 61
    • 81

    Rain Showers

    • 56
    • 76

    Rain Showers Likely

    • 56
    • 76

    Chance Rain Showers

Today 11 Apr Walworth

Partly sunny late in the morning and early afternoon then becoming cloudy. A 20 percent chance of light rain Showers late in the afternoon. Highs in the lower 50s. Southeast Winds 5 to 10 Mph.

Tonight 11 Apr Walworth

Not as cool. Cloudy. Light rain Showers likely and chance of Thunderstorms. Lows in the mid 40s. Southeast Winds 5 to 15 Mph. Chance of precipitation 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Fontana-on-Geneva Lake Temperature Statistics

April Temperature

Burlington Municipal Airport (16.2 miles)

  • Lowest 7 April, 2026

    22.8 °F

  • Average April

    42.9 °F

  • Highest 8 April, 2026

    69.8 °F

Climate (2021–Present)

Burlington Municipal Airport (16.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59.8 °F
Get WillyWeather+ to remove ads