Potomac River - High Point Weather Forecast

    • 33
    • 40

    Becoming Sunny

    • 39
    • 51

    Partly Sunny

    • 50
    • 58

    Chance Rain

    • 50
    • 64

    Partly Sunny

    • 46
    • 69

    Chance Rain

    • 34
    • 54

    Partly Sunny

Today 18 Mar Charles

Mostly cloudy in the Morning, then clearing. Highs in the lower 40s. North Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 18 Mar Charles

Mostly clear in the Evening, then becoming partly cloudy. Lows around 30. Southeast Winds around 5 Mph.

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Potomac River - High Point Temperature Statistics

March Temperature

Fort Belvoir (6.8 miles)

  • Lowest 13 March, 2026

    25.3 °F

  • Average March

    52.1 °F

  • Highest 11 March, 2026

    86.5 °F

Climate (2021–Present)

Fort Belvoir (6.8 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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