Allens Grove Weather Forecast

    • 40
    • 61

    Decreasing Clouds

    • 40
    • 63

    Partly Sunny

    • 42
    • 65

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

    • 55
    • 75

    Slight Chance Rain Showers

    • 51
    • 76

    Partly Sunny

Today 5 Sep Walworth

Partly sunny. Highs in the lower 60s. West Winds 15 to 20 Mph with Gusts to around 35 Mph.

Tonight 5 Sep Walworth

Colder. Mostly clear. Lows in the lower 40s. West Winds 5 to 10 Mph.

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Allens Grove Temperature Statistics

September Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 3 September, 2025

    46.4 °F

  • Average September

    59.3 °F

  • Highest 1 September, 2025

    77 °F

Climate (2020–Present)

Janesville-Rock County (14.3 miles)

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  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    60.2 °F
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