Lake Mills Weather Forecast

    • 62
    • 84

    Chance Thunderstorms

    • 64
    • 83

    Mostly Sunny

    • 65
    • 86

    Slight Chance Thunderstorms

    • 67
    • 87

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 69
    • 89

    Rain Showers Likely

    • 64
    • 84

    Chance Thunderstorms

Today 30 Jun Jefferson

Partly sunny with a 20 percent chance of light Showers and Thunderstorms. Northwest Winds around 10 Mph.

Tonight 30 Jun Jefferson

Partly cloudy in the evening then clearing. Lows in the lower 60s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Mills Temperature Statistics

June Temperature

Watertown (11.2 miles)

  • Lowest 1 June, 2025

    38.7 °F

  • Average June

    69.4 °F

  • Highest 22 June, 2025

    92.1 °F

Climate (2020–Present)

Watertown (11.2 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    55.3 °F
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