Clover Valley Fen State Natural Area Weather Forecast

    • 61
    • 70

    Mostly Cloudy

    • 58
    • 75

    Chance Rain Showers

    • 61
    • 73

    Rain Showers

    • 61
    • 77

    Rain Showers Likely

    • 56
    • 69

    Chance Rain Showers

    • 53
    • 69

    Chance Rain Showers

Today 16 Sep Walworth

Mostly cloudy. Slight chance of Sprinkles in the morning. Slight chance of Thunderstorms early in the afternoon. Slight chance of light rain Showers in the afternoon. Highs in the upper 60s. East Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 16 Sep Walworth

Mostly cloudy. Chance of light Showers in the late evening and overnight. Slight chance of Thunderstorms after midnight. Lows in the lower 60s. East Winds up to 5 Mph through around midnight becoming calm. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clover Valley Fen State Natural Area Temperature Statistics

September Temperature

Janesville-Rock County (20.5 miles)

  • Lowest 13 September, 2026

    50 °F

  • Average September

    69.2 °F

  • Highest 1 September, 2026

    91.4 °F

Climate (2021–2026)

Janesville-Rock County (20.5 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
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