Fairfax Weather Forecast

    • 60
    • 74

    Increasing Clouds

    • 65
    • 75

    Slight Chance Thunderstorms

    • 67
    • 82

    Rain Showers Likely

    • 42
    • 77

    Rain Showers Likely

    • 42
    • 56

    Partly Sunny

    • 51
    • 61

    Partly Sunny

Today 13 Mar South Central Duval

Mostly sunny. Highs in the mid 70s. Northeast Winds 10 to 15 Mph.

Tonight 13 Mar South Central Duval

Mostly clear. Cooler with Lows in the mid 50s. Northeast Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairfax Temperature Statistics

March Temperature

Jacksonville Naval Air Station (3.7 miles)

  • Lowest 1 March, 2026

    52 °F

  • Average March

    69.1 °F

  • Highest 10 March, 2026

    89.1 °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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