Clover Valley Fen State Natural Area Weather Forecast

    • 9
    • 15

    Increasing Clouds

    • 6
    • 24

    Chance Snow

    • -13
    • 15

    Partly Sunny

    • -18
    • -5

    Cold

    • -13
    • -1

    Cold

    • -4
    • 7

    Slight Chance Snow

Today 20 Jan Walworth

Not as cold. Sunny until late afternoon then becoming partly sunny. Highs around 14. West Winds 5 to 15 Mph.

Tonight 20 Jan Walworth

Mostly clear. Near steady temperature near zero. West Winds 5 to 10 Mph.

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  • Temperature Real-Time

Clover Valley Fen State Natural Area Temperature Statistics

January Temperature

Janesville-Rock County (20.5 miles)

  • Lowest 1 January, 2026

    8.6 °F

  • Average January

    27.6 °F

  • Highest 8 January, 2026

    55.4 °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

    60.3 °F
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