Potomac River - Fort Washington Light Weather Forecast

    • 40
    • 59

    Mostly Cloudy

    • 43
    • 60

    Mostly Cloudy

    • 41
    • 58

    Mostly Cloudy

    • 41
    • 56

    Slight Chance Rain

    • 43
    • 57

    Chance Rain

    • 44
    • 57

    Chance Rain

Today 25 Oct Prince Georges

Mostly cloudy. Highs in the upper 50s. Northwest Winds around 5 Mph.

Tonight 25 Oct Prince Georges

Mostly cloudy. Lows in the lower 40s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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Potomac River - Fort Washington Light Temperature Statistics

October Temperature

Fort Belvoir (7.5 miles)

  • Lowest 17 October, 2025

    39.4 °F

  • Average October

    60.1 °F

  • Highest 6 October, 2025

    83.1 °F

Climate (2020–Present)

Fort Belvoir (7.5 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    68.4 °F
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