Round Lake Weather Forecast

    • 40
    • 54

    Rain Showers Likely

    • 31
    • 49

    Chance Rain Showers

    • 31
    • 48

    Partly Sunny

    • 30
    • 53

    Partly Sunny

    • 28
    • 42

    Mostly Cloudy

    • 33
    • 45

    Mostly Cloudy

    • 34
    • 55

    Partly Sunny

Today 27 Oct Clark

Cloudy with a 50 percent chance of Showers. Breezy, cooler. Near steady temperature in the lower 50s. South Winds 20 to 25 Mph with Gusts up to 35 Mph.

Tonight 27 Oct Clark

Cloudy. Rain Likely, mainly this evening. Lows in the lower 40s. South Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming west 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 70 percent.

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Round Lake Temperature Statistics

October Temperature

Watertown, Watertown Municipal Airport (31.7 miles)

  • Lowest 23 October, 2025

    26.1 °F

  • Average October

    54 °F

  • Highest 3 October, 2025

    87.1 °F

Climate (2020–Present)

Watertown, Watertown Municipal Airport (31.7 miles)

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  • Average Low 2020–2025

    35.2 °F

  • Average 2020–2025

    45.4 °F

  • Average High 2020–2025

    55.8 °F
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