Fairfield Weather Forecast

    • 72
    • 83

    Chance Rain Showers

    • 75
    • 93

    Partly Sunny

    • 75
    • 94

    Mostly Sunny

    • 74
    • 93

    Slight Chance Thunderstorms

    • 72
    • 93

    Slight Chance Thunderstorms

    • 70
    • 93

    Rain Showers Likely

Today 28 Jun Walworth

Partly sunny. Highs in the lower 80s. Southeast Winds 5 to 15 Mph.

Tonight 28 Jun Walworth

Mostly cloudy. Near steady temperature around 60. East Winds up to 5 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

    64.9 °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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