Fairfield Weather Forecast

    • 49
    • 75

    Becoming Sunny

    • 50
    • 77

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

    • 55
    • 75

    Mostly Cloudy

    • 50
    • 72

    Mostly Cloudy

    • 46
    • 65

    Mostly Cloudy

Today 21 Oct Jefferson

Mostly sunny. Highs in the mid 70s. South Winds around 5 Mph.

Tonight 21 Oct Jefferson

Mostly clear. Lows in the upper 40s. Light and variable Winds.

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Fairfield Temperature Statistics

October Temperature

Fairfield Municipal Airport (3.1 miles)

  • Lowest 17 October, 2026

    32 °F

  • Average October

    61.7 °F

  • Highest 12 October, 2026

    87.8 °F

Climate (2021–2026)

Fairfield Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    62 °F
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