Clover Valley Fen State Natural Area Weather Forecast

    • 54
    • 75

    Chance Rain Showers

    • 51
    • 66

    Mostly Cloudy

    • 43
    • 61

    Rain Showers

    • 31
    • 55

    Mostly Sunny

    • 37
    • 57

    Sunny

    • 44
    • 64

    Partly Sunny

Today 13 Oct Walworth

Not as warm. Sunny. Highs in the mid 70s. West Winds 5 to 10 Mph.

Tonight 13 Oct Walworth

Partly cloudy through around midnight then becoming mostly cloudy. Light rain Showers likely and slight chance of Thunderstorms through around Midnight, then chance of light rain Showers after midnight. Lows in the upper 50s. Calm Winds becoming northeast up to 5 Mph after midnight. Chance of precipitation 70 percent.

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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

    56 °F

  • Highest 10 October, 2026

    82.4 °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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