Lake Mills Weather Forecast

    • 55
    • 66

    Slight Chance Rain Showers

    • 60
    • 77

    Rain Showers Likely

    • 47
    • 72

    Rain Showers Likely

    • 40
    • 59

    Mostly Sunny

    • 44
    • 66

    Chance Rain Showers

    • 36
    • 54

    Chance Rain Showers

    • 39
    • 56

    Partly Sunny

Today 16 Oct Jefferson

Partly sunny with a 20 percent chance of light Showers. Southeast Winds around 10 Mph.

Tonight 16 Oct Jefferson

Mostly cloudy then becoming partly cloudy after midnight then becoming mostly cloudy. Lows in the mid 50s. Southeast Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Mills Temperature Statistics

October Temperature

Watertown (11.2 miles)

  • Lowest 9 October, 2025

    34.9 °F
  • Average October

    59.5 °F
  • Highest 3 October, 2025

    86.4 °F

Climate (2020–Present)

Watertown (11.2 miles)

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  • Average Low 2020–2025

    35.8 °F
  • Average 2020–2025

    45.5 °F
  • Average High 2020–2025

    54.6 °F
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