Whitewater Weather Forecast

    • 31
    • 52

    Chance Rain Showers

    • 35
    • 53

    Partly Sunny

    • 21
    • 45

    Partly Sunny

    • 31
    • 45

    Mostly Cloudy

    • 45
    • 63

    Chance Rain Showers

    • 41
    • 61

    Chance Rain Showers

Today 4 Apr Walworth

Breezy, cloudy. A 30 percent chance of light rain Showers in the morning. Highs in the mid 50s. West Winds 15 to 25 Mph.

Tonight 4 Apr Walworth

Rain Showers and chance of Thunderstorms. Lows in the upper 30s. East Winds 10 to 15 Mph. Chance of precipitation 90 percent.

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Whitewater Temperature Statistics

April Temperature

Janesville-Rock County (21.1 miles)

  • Lowest 1 April, 2026

    33.8 °F

  • Average April

    37.3 °F

  • Highest 1 April, 2026

    42.8 °F

Climate (2021–Present)

Janesville-Rock County (21.1 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    60.4 °F
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