Clover Valley Fen State Natural Area Weather Forecast

    • 30
    • 54

    Becoming Sunny

    • 37
    • 57

    Sunny

    • 38
    • 63

    Sunny

    • 40
    • 66

    Partly Sunny

    • 42
    • 69

    Mostly Sunny

    • 46
    • 70

    Partly Sunny

    • 48
    • 71

    Mostly Cloudy

Today 16 Oct Walworth

Mostly cloudy. Isolated light rain Showers early in the afternoon. Highs in the lower 50s. North Winds 15 to 20 Mph. Chance of Showers 20 percent.

Tonight 16 Oct Walworth

Colder. Partly cloudy in the evening then clearing. Widespread frost in the late evening and overnight. Lows around 30. North Winds 5 to 15 Mph with Gusts to around 30 Mph decreasing to up to 5 Mph after midnight.

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Clover Valley Fen State Natural Area Temperature Statistics

October Temperature

Janesville-Rock County (20.5 miles)

  • Lowest 2 October, 2026

    41 °F

  • Average October

    58.2 °F

  • Highest 12 October, 2026

    86 °F

Climate (2021–2026)

Janesville-Rock County (20.5 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    60.1 °F
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