Fairfield Weather Forecast

    • 27
    • 42

    Mostly Cloudy

    • 24
    • 42

    Mostly Sunny

    • 25
    • 45

    Mostly Sunny

    • 25
    • 47

    Partly Sunny

    • 26
    • 49

    Partly Sunny

    • 29
    • 52

    Mostly Sunny

Today 12 Nov Walworth

Partly sunny. Near steady temperature in the lower 40s. North Winds 15 to 20 Mph.

Tonight 12 Nov Walworth

Partly cloudy. Lows in the upper 20s. North Winds 5 to 15 Mph.

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Fairfield Temperature Statistics

November Temperature

Janesville-Rock County (13 miles)

  • Lowest 7 November, 2026

    26.6 °F

  • Average November

    47.8 °F

  • Highest 1 November, 2026

    69.8 °F

Climate (2021–2026)

Janesville-Rock County (13 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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