Fairfield Weather Forecast

    • 76
    • 93

    Mostly Sunny

    • 77
    • 93

    Mostly Sunny

    • 73
    • 92

    Chance Thunderstorms

    • 72
    • 93

    Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

    • 68
    • 89

    Chance Rain Showers

Today 30 Jun Jefferson

Sunny, hot with Highs in the lower 90s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Heat index Values up to 106 this afternoon.

Tonight 30 Jun Jefferson

Mostly clear. Humid with Lows in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 104 early in the evening.

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Fairfield Temperature Statistics

June Temperature

Fairfield Municipal Airport (3.1 miles)

  • Lowest 15 June, 2026

    51.8 °F

  • Average June

    71.2 °F

  • Highest 6 June, 2026

    89.6 °F

Climate (2021–2026)

Fairfield Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.3 °F
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