Lake Mills Weather Forecast

    • 49
    • 73

    Increasing Clouds

    • 44
    • 66

    Partly Sunny

    • 56
    • 70

    Slight Chance Rain Showers

    • 57
    • 79

    Mostly Sunny

    • 53
    • 77

    Partly Sunny

    • 52
    • 73

    Mostly Cloudy

Today 7 Oct Jefferson

Sunny. Highs in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 7 Oct Jefferson

Partly cloudy. Lows in the upper 40s. West Winds 5 to 10 Mph.

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  • Temperature Real-Time

Lake Mills Temperature Statistics

October Temperature

Watertown (11.2 miles)

  • Lowest 3 October, 2026

    38.3 °F

  • Average October

    55.8 °F

  • Highest 3 October, 2026

    68 °F

Climate (2021–2026)

Watertown (11.2 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    53.8 °F
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