Sandy Run Stream Valley Park Weather Forecast

    • 61
    • 82

    Mostly Sunny

    • 50
    • 88

    Partly Sunny

    • 40
    • 62

    Rain Showers

    • 36
    • 56

    Mostly Sunny

    • 54
    • 67

    Partly Sunny

    • 53
    • 77

    Slight Chance Thunderstorms

Today 17 Apr Fairfax

Mostly sunny. Highs in the lower 80s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 17 Apr Fairfax

Mostly clear. Lows in the lower 60s. Northeast Winds 5 to 10 Mph.

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Sandy Run Stream Valley Park Temperature Statistics

April Temperature

Fort Belvoir (8.1 miles)

  • Lowest 9 April, 2026

    34.9 °F

  • Average April

    60 °F

  • Highest 1 April, 2026

    88.5 °F

Climate (2021–Present)

Fort Belvoir (8.1 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.3 °F
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