Lake Mills Weather Forecast

    • 62
    • 73

    Rain Showers Likely

    • 63
    • 83

    Slight Chance Thunderstorms

    • 72
    • 85

    Slight Chance Thunderstorms

    • 75
    • 92

    Mostly Sunny

    • 75
    • 93

    Mostly Sunny

    • 72
    • 92

    Chance Thunderstorms

Today 18 Jun Jefferson

Cooler, cloudy. Chance of light Showers and Thunderstorms in the Morning, then Showers and chance of Thunderstorms in the afternoon. Patchy fog in the afternoon. Highs in the lower 70s. Northeast Winds up to 10 Mph. Chance of precipitation 80 percent.

Tonight 18 Jun Jefferson

Mostly cloudy until early morning then becoming partly cloudy. Light Showers likely and chance of Thunderstorms in the Evening, then chance of light Showers and Thunderstorms in the late evening and overnight. Lows in the lower 60s. Northwest Winds 5 to 10 Mph. Chance of precipitation 70 percent.

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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

    64.7 °F

  • Highest 11 June, 2025

    84.9 °F

Climate (2020–Present)

Watertown (11.2 miles)

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  • Average Low 2020–2025

    36.3 °F

  • Average 2020–2025

    46.1 °F

  • Average High 2020–2025

    55.2 °F
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