Fairfield Weather Forecast

    • 42
    • 58

    Mostly Cloudy

    • 54
    • 77

    Increasing Clouds

    • 36
    • 82

    Chance Thunderstorms

    • 27
    • 51

    Mostly Sunny

    • 38
    • 59

    Partly Sunny

    • 47
    • 65

    Partly Sunny

    • 53
    • 77

    Chance Rain

Today 24 Mar Jefferson

Mostly cloudy. Highs in the upper 50s. South Winds around 10 Mph.

Tonight 24 Mar Jefferson

Mostly cloudy this Evening, then becoming partly cloudy. Lows in the lower 40s. Southeast Winds 5 to 10 Mph.

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Fairfield Temperature Statistics

March Temperature

Fairfield Municipal Airport (3.1 miles)

  • Lowest 16 March, 2026

    10.4 °F

  • Average March

    46 °F

  • Highest 21 March, 2026

    89.6 °F

Climate (2021–Present)

Fairfield Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.2 °F
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