South Beloit Weather Forecast

    • 28
    • 42

    Becoming Sunny

    • 29
    • 45

    Mostly Sunny

    • 24
    • 48

    Sunny

    • 26
    • 49

    Sunny

    • 29
    • 53

    Mostly Sunny

    • 38
    • 55

    Mostly Cloudy

Today 13 Nov Winnebago

Partly cloudy. Highs in the lower 40s. North Winds 10 to 15 Mph.

Tonight 13 Nov Winnebago

Mostly clear. Lows in the upper 20s. North Winds 5 to 10 Mph.

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South Beloit Temperature Statistics

November Temperature

Janesville-Rock County (8.7 miles)

  • Lowest 7 November, 2026

    26.6 °F

  • Average November

    47.4 °F

  • Highest 1 November, 2026

    69.8 °F

Climate (2021–2026)

Janesville-Rock County (8.7 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.2 °F
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