Potomac River - Marbury Point Weather Forecast

    • 33
    • 47

    Chance Rain/Sleet

    • 23
    • 36

    Chance Rain/Snow

    • 18
    • 40

    Mostly Sunny

    • 18
    • 29

    Mostly Sunny

    • 31
    • 40

    Partly Sunny

    • 26
    • 44

    Slight Chance Snow

Today 17 Jan District of Columbia

Cloudy with rain likely with a chance of snow this Morning, then partly sunny with a chance of rain this afternoon. Highs in the upper 40s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of precipitation 70 percent.

Tonight 17 Jan District of Columbia

Mostly cloudy. A chance of rain and light snow after midnight. Little or no snow accumulation. Lows in the lower 30s. West Winds around 5 Mph, becoming north around 5 Mph after midnight. Chance of precipitation 50 percent.

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Potomac River - Marbury Point Temperature Statistics

January Temperature

Washington/Reagan National Airport, DC (1.9 miles)

  • Lowest 15 January, 2026

    23 °F

  • Average January

    39.7 °F

  • Highest 7 January, 2026

    63 °F

Climate (2021–Present)

Washington/Reagan National Airport, DC (1.9 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    69.1 °F
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