Lorton Weather Forecast

    • 27
    • 52

    Mostly Sunny

    • 46
    • 61

    Partly Sunny

    • 58
    • 72

    Mostly Cloudy

    • 64
    • 81

    Partly Sunny

    • 51
    • 85

    Chance Rain

    • 50
    • 62

    Rain Likely

Today 28 Mar Fairfax

Sunny. Highs in the upper 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 28 Mar Fairfax

Partly cloudy with scattered Sprinkles and Flurries. Much cooler with Lows in the lower 30s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lorton Temperature Statistics

March Temperature

Fort Belvoir (2.5 miles)

  • Lowest 13 March, 2026

    25.3 °F

  • Average March

    52 °F

  • Highest 11 March, 2026

    86.5 °F

Climate (2021–Present)

Fort Belvoir (2.5 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.2 °F
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