Rock River Park Weather Forecast

    • 48
    • 73

    Increasing Clouds

    • 43
    • 67

    Partly Sunny

    • 55
    • 70

    Slight Chance Rain Showers

    • 59
    • 79

    Mostly Sunny

    • 54
    • 77

    Partly Sunny

    • 50
    • 73

    Chance Rain Showers

Today 7 Oct Jefferson

Sunny. Highs in the lower 70s. Northwest Winds 5 to 15 Mph.

Tonight 7 Oct Jefferson

Partly cloudy. Lows in the upper 40s. Northwest Winds 5 to 10 Mph.

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Rock River Park Temperature Statistics

October Temperature

Watertown (17.4 miles)

  • Lowest 5 October, 2026

    37.4 °F

  • Average October

    54.9 °F

  • Highest 3 October, 2026

    68 °F

Climate (2021–2026)

Watertown (17.4 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    53.8 °F
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