Whitewater Weather Forecast

    • 60
    • 87

    Partly Sunny

    • 62
    • 80

    Partly Sunny

    • 68
    • 87

    Rain Showers Likely

    • 57
    • 82

    Mostly Sunny

    • 55
    • 77

    Mostly Sunny

    • 59
    • 80

    Mostly Sunny

Today 18 Jul Walworth

Warm and humid. Partly sunny. A 20 percent chance of light Showers in the morning. Highs in the mid 80s. West Winds around 10 Mph shifting to the north in the afternoon.

Tonight 18 Jul Walworth

Cooler. Partly cloudy. Areas of smoke in the late evening and overnight. Lows in the lower 60s. Northeast Winds up to 10 Mph.

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Whitewater Temperature Statistics

July Temperature

Janesville-Rock County (21.1 miles)

  • Lowest 12 July, 2026

    53.6 °F

  • Average July

    73.8 °F

  • Highest 14 July, 2026

    95 °F

Climate (2021–2026)

Janesville-Rock County (21.1 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.4 °F
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