Clover Valley Fen State Natural Area Weather Forecast

    • 55
    • 78

    Becoming Sunny

    • 59
    • 84

    Mostly Sunny

    • 60
    • 88

    Partly Sunny

    • 58
    • 85

    Partly Sunny

    • 53
    • 81

    Partly Sunny

    • 51
    • 76

    Partly Sunny

Today 24 May Walworth

Mostly cloudy with scattered light rain Showers and slight chance of Thunderstorms in the Morning, then sunny in the late morning and afternoon. Highs in the upper 70s. Northwest Winds up to 10 Mph. Chance of precipitation 40 percent.

Tonight 24 May Walworth

Mostly clear. Lows in the mid 50s. Southwest Winds up to 5 Mph.

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Clover Valley Fen State Natural Area Temperature Statistics

May Temperature

Janesville-Rock County (20.5 miles)

  • Lowest 2 May, 2026

    30.2 °F

  • Average May

    53.6 °F

  • Highest 17 May, 2026

    84.2 °F

Climate (2021–Present)

Janesville-Rock County (20.5 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.4 °F
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