Fairfield Weather Forecast

    • 61
    • 85

    Chance Rain Showers

    • 63
    • 82

    Slight Chance Thunderstorms

    • 65
    • 82

    Chance Thunderstorms

    • 68
    • 88

    Chance Thunderstorms

    • 70
    • 94

    Chance Thunderstorms

Today 6 Jun Walworth

Sunny. Near steady temperature in the mid 80s. North Winds around 5 Mph.

Tonight 6 Jun Walworth

Partly cloudy. Lows around 60. East Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairfield Temperature Statistics

June Temperature

Janesville-Rock County (13 miles)

  • Lowest 3 June, 2026

    44.6 °F

  • Average June

    63.2 °F

  • Highest 4 June, 2026

    87.8 °F

Climate (2021–Present)

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

    60.4 °F
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