Clover Valley Fen State Natural Area Weather Forecast

    • 48
    • 74

    Becoming Sunny

    • 60
    • 74

    Mostly Cloudy

    • 62
    • 72

    Rain Showers Likely

    • 49
    • 69

    Chance Rain Showers

    • 45
    • 65

    Partly Sunny

    • 48
    • 65

    Partly Sunny

Today 28 Sep Walworth

Sunny. Patchy fog in the morning. Highs in the lower 70s. Calm Winds becoming east up to 5 Mph in the afternoon.

Tonight 28 Sep Walworth

Clear through around midnight then becoming partly cloudy. Lows in the upper 40s. East Winds up to 5 Mph through around midnight becoming calm.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Clover Valley Fen State Natural Area Temperature Statistics

September Temperature

Janesville-Rock County (20.5 miles)

  • Lowest 14 September, 2026

    42.8 °F

  • Average September

    64.3 °F

  • Highest 1 September, 2026

    91.4 °F

Climate (2021–2026)

Janesville-Rock County (20.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.2 °F
Get WillyWeather+ to remove ads