Jeffris Park Weather Forecast

    • 45
    • 60

    Cloudy

    • 37
    • 55

    Chance Rain

    • 29
    • 47

    Partly Sunny

    • 31
    • 50

    Mostly Sunny

    • 33
    • 55

    Mostly Sunny

    • 38
    • 59

    Mostly Sunny

Today 4 Nov Rock

Cloudy. Isolated Sprinkles late in the afternoon. Highs in the upper 50s. Southwest Winds 10 to 15 Mph.

Tonight 4 Nov Rock

Cooler, cloudy. Isolated Sprinkles through around midnight. Slight chance of light rain Showers early in the morning. Lows in the mid 40s. Southwest Winds 10 to 15 Mph. Chance of Showers 20 percent.

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Jeffris Park Temperature Statistics

November Temperature

Janesville-Rock County (3.1 miles)

  • Lowest 1 November, 2026

    46.4 °F

  • Average November

    56.3 °F

  • Highest 1 November, 2026

    69.8 °F

Climate (2021–2026)

Janesville-Rock County (3.1 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.2 °F
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