Potomac River - Marbury Point Weather Forecast

    • 35
    • 60

    Decreasing Clouds

    • 38
    • 51

    Mostly Sunny

    • 47
    • 60

    Mostly Cloudy

    • 54
    • 71

    Rain Likely

    • 34
    • 63

    Chance Rain/Snow

    • 33
    • 50

    Mostly Sunny

Today 23 Mar District of Columbia

Partly sunny. Isolated Showers late this morning. Not as warm with Highs around 60. Northwest Winds 15 to 20 Mph. Gusts up to 35 Mph this afternoon. Chance of rain 20 percent.

Tonight 23 Mar District of Columbia

Mostly clear. Much cooler with Lows in the lower 30s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 5 to 10 Mph with Gusts up to 20 Mph after midnight.

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Potomac River - Marbury Point Temperature Statistics

March Temperature

Washington/Reagan National Airport, DC (1.9 miles)

  • Lowest 18 March, 2026

    27.6 °F

  • Average March

    51.6 °F

  • Highest 11 March, 2026

    86.6 °F

Climate (2021–Present)

Washington/Reagan National Airport, DC (1.9 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    69.1 °F
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