Sugar River Forest Preserve Weather Forecast

    • 25
    • 48

    Mostly Sunny

    • 35
    • 48

    Rain Likely

    • 33
    • 45

    Slight Chance Rain

    • 36
    • 48

    Chance Rain

    • 40
    • 53

    Rain Likely

    • 35
    • 51

    Chance Rain

Today 16 Nov Winnebago

Sunny. Highs in the upper 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 16 Nov Winnebago

Clear. Lows in the mid 20s. Northwest Winds 5 to 10 Mph.

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Sugar River Forest Preserve Temperature Statistics

November Temperature

Janesville-Rock County (14.3 miles)

  • Lowest 10 November, 2025

    19.4 °F

  • Average November

    39.6 °F

  • Highest 4 November, 2025

    62.6 °F

Climate (2020–Present)

Janesville-Rock County (14.3 miles)

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  • Average Low 2020–2025

    40.6 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    60.4 °F
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