Round Lake Weather Forecast

    • 44
    • 58

    Increasing Clouds

    • 38
    • 59

    Breezy

    • 29
    • 50

    Breezy

    • 32
    • 57

    Mostly Sunny

    • 37
    • 61

    Partly Sunny

    • 39
    • 63

    Mostly Sunny

Today 19 Oct Lake

Sunny. Highs in the upper 50s. West Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 19 Oct Lake

Clear. Areas of frost. Lows in the mid 30s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Round Lake Temperature Statistics

October Temperature

Madison Municipal Airport (7.5 miles)

  • Lowest 8 October, 2025

    32 °F

  • Average October

    58.4 °F

  • Highest 3 October, 2025

    87.8 °F

Climate (2020–Present)

Madison Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    37.3 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    57.8 °F
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