South Run Stream Valley Park Weather Forecast

    • 38
    • 58

    Mostly Sunny

    • 53
    • 63

    Partly Sunny

    • 51
    • 71

    Chance Rain

    • 38
    • 70

    Chance Rain

    • 31
    • 46

    Partly Sunny

    • 37
    • 48

    Partly Sunny

Today 6 Nov Fairfax

Sunny. Highs in the upper 50s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 6 Nov Fairfax

Mostly clear. Lows in the upper 30s. Northwest Winds around 5 Mph, becoming south after midnight.

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South Run Stream Valley Park Temperature Statistics

November Temperature

Fort Belvoir (3.1 miles)

  • Lowest 1 November, 2025

    35.4 °F

  • Average November

    52.3 °F

  • Highest 2 November, 2025

    67.3 °F

Climate (2020–Present)

Fort Belvoir (3.1 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    68.4 °F
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