Fairfield Weather Forecast

    • 21
    • 34

    Breezy

    • 18
    • 30

    Mostly Cloudy

    • 17
    • 28

    Snow

    • 21
    • 28

    Snow

    • 0
    • 27

    Slight Chance Snow

    • 0
    • 15

    Mostly Cloudy

    • 6
    • 18

    Mostly Cloudy

Today 26 Nov Walworth

Windy. Cloudy with a 50 percent chance of light snow. West Winds 25 to 30 Mph with Gusts to around 45 Mph.

Tonight 26 Nov Walworth

Colder, windy. Mostly cloudy. Lows in the lower 20s. Northwest Winds 20 to 30 Mph. Gusts up to 45 Mph through around midnight.

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Fairfield Temperature Statistics

November Temperature

Janesville-Rock County (13 miles)

  • Lowest 10 November, 2025

    19.4 °F

  • Average November

    39.9 °F

  • Highest 15 November, 2025

    69.8 °F

Climate (2020–Present)

Janesville-Rock County (13 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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