Rockton Weather Forecast

    • 59
    • 79

    Decreasing Clouds

    • 52
    • 76

    Mostly Sunny

    • 58
    • 80

    Chance Rain Showers

    • 57
    • 80

    Slight Chance Rain Showers

    • 63
    • 78

    Chance Rain Showers

    • 62
    • 84

    Rain Showers Likely

Today 9 Sep Winnebago

Mostly cloudy. Showers likely late in the Morning, then a chance of Showers late in the morning. Highs in the upper 70s. West Winds 5 to 10 Mph. Chance of precipitation 70 percent.

Tonight 9 Sep Winnebago

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 50s. Northwest Winds around 5 Mph.

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  • Temperature Real-Time

Rockton Temperature Statistics

September Temperature

Janesville-Rock County (11.2 miles)

  • Lowest 7 September, 2026

    55.4 °F

  • Average September

    72.9 °F

  • Highest 1 September, 2026

    91.4 °F

Climate (2021–2026)

Janesville-Rock County (11.2 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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