Potomac River - Fort Washington Light Weather Forecast

    • 74
    • 93

    Decreasing Clouds

    • 75
    • 95

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 68
    • 87

    Slight Chance Thunderstorms

Today 9 Aug Prince Georges

Mostly sunny. Highs in the lower 90s. West Winds 5 to 10 Mph.

Tonight 9 Aug Prince Georges

Partly cloudy. Lows in the mid 70s. Southwest Winds around 5 Mph.

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Potomac River - Fort Washington Light Temperature Statistics

August Temperature

Fort Belvoir (7.5 miles)

  • Lowest 1 August, 2026

    65.5 °F

  • Average August

    79.6 °F

  • Highest 6 August, 2026

    92.5 °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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