Fairfax Weather Forecast

    • 65
    • 75

    Increasing Clouds

    • 68
    • 83

    Rain Showers Likely

    • 40
    • 79

    Rain Showers

    • 40
    • 53

    Mostly Cloudy

    • 49
    • 60

    Mostly Cloudy

    • 49
    • 66

    Partly Sunny

Today 14 Mar South Central Duval

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

Tonight 14 Mar South Central Duval

Mostly cloudy. Lows in the mid 60s. East Winds 5 to 10 Mph.

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  • Temperature Real-Time

Fairfax Temperature Statistics

March Temperature

Jacksonville Naval Air Station (3.7 miles)

  • Lowest 1 March, 2026

    52 °F

  • Average March

    69.9 °F

  • Highest 11 March, 2026

    90 °F

Climate (2021–Present)

Jacksonville Naval Air Station (3.7 miles)

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  • Average Low 2021–2026

    64.9 °F

  • Average 2021–2026

    72.5 °F

  • Average High 2021–2026

    81.1 °F
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