Fairfield Weather Forecast

    • 50
    • 75

    Partly Sunny

    • 56
    • 77

    Chance Rain Showers

    • 56
    • 77

    Rain Showers

    • 54
    • 75

    Slight Chance Thunderstorms

    • 58
    • 77

    Slight Chance Thunderstorms

    • 63
    • 80

    Chance Rain Showers

Today 22 Jun Walworth

Mostly sunny. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 22 Jun Walworth

Mostly clear. Lows around 50. Northeast Winds up to 10 Mph.

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  • Temperature Real-Time

Fairfield Temperature Statistics

June Temperature

Janesville-Rock County (13 miles)

  • Lowest 3 June, 2026

    44.6 °F

  • Average June

    65.9 °F

  • Highest 4 June, 2026

    87.8 °F

Climate (2021–2026)

Janesville-Rock County (13 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
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