Potomac River - Fort Washington Light Weather Forecast

    • 68
    • 85

    Increasing Clouds

    • 73
    • 90

    Partly Sunny

    • 75
    • 93

    Partly Sunny

    • 77
    • 94

    Partly Sunny

    • 76
    • 95

    Slight Chance Thunderstorms

    • 74
    • 93

    Chance Rain Showers

Today 29 Aug Prince Georges

Mostly sunny. Highs in the mid 80s. Northeast Winds around 5 Mph.

Tonight 29 Aug Prince Georges

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 60s. Southeast Winds around 5 Mph.

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Potomac River - Fort Washington Light Temperature Statistics

August Temperature

Fort Belvoir (7.5 miles)

  • Lowest 24 August, 2026

    58.8 °F

  • Average August

    77.9 °F

  • Highest 8 August, 2026

    92.8 °F

Climate (2021–2026)

Fort Belvoir (7.5 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.3 °F
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