Potomac River - Fort Washington Light Weather Forecast

    • 65
    • 85

    Mostly Sunny

    • 72
    • 88

    Partly Sunny

    • 70
    • 88

    Rain Showers Likely

    • 69
    • 86

    Slight Chance Thunderstorms

    • 69
    • 85

    Partly Sunny

    • 71
    • 87

    Slight Chance Thunderstorms

    • 74
    • 91

    Partly Sunny

Today 25 Aug Prince Georges

Partly sunny. Highs in the mid 80s. Northwest Winds 5 to 10 Mph.

Tonight 25 Aug Prince Georges

Partly cloudy. Lows in the mid 60s. Northwest Winds around 5 Mph this Evening, becoming light and variable.

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Potomac River - Fort Washington Light Temperature Statistics

August Temperature

Fort Belvoir (7.5 miles)

  • Lowest 21 August, 2026

    63.7 °F

  • Average August

    78.7 °F

  • Highest 8 August, 2026

    92.8 °F

Climate (2021–2026)

Fort Belvoir (7.5 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.3 °F
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