Potomac River - Marbury Point Weather Forecast

    • 53
    • 71

    Partly Sunny

    • 64
    • 82

    Mostly Sunny

    • 67
    • 86

    Slight Chance Thunderstorms

    • 69
    • 92

    Mostly Sunny

    • 71
    • 92

    Mostly Sunny

    • 66
    • 90

    Chance Thunderstorms

Today 15 May District of Columbia

Sunny. Highs in the lower 70s. Northwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 15 May District of Columbia

Partly cloudy in the Evening, then clearing. Lows in the lower 50s. Northwest Winds 5 to 10 Mph in the Evening, becoming light and variable.

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  • Temperature Real-Time

Potomac River - Marbury Point Temperature Statistics

May Temperature

Washington/Reagan National Airport, DC (1.9 miles)

  • Lowest 1 May, 2026

    44.7 °F

  • Average May

    62.2 °F

  • Highest 5 May, 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

    60.4 °F

  • Average High 2021–2026

    69.2 °F
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