Potomac River - Fort Washington Light Weather Forecast

    • 46
    • 66

    Sunny

    • 39
    • 64

    Mostly Sunny

    • 40
    • 64

    Mostly Sunny

    • 41
    • 66

    Mostly Sunny

    • 46
    • 68

    Mostly Sunny

    • 49
    • 69

    Mostly Cloudy

Today 22 Oct Prince Georges

Sunny. Highs in the mid 60s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 22 Oct Prince Georges

Clear. Lows in the mid 40s. North Winds 5 to 10 Mph.

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Potomac River - Fort Washington Light Temperature Statistics

October Temperature

Fort Belvoir (7.5 miles)

  • Lowest 18 October, 2026

    36.7 °F

  • Average October

    62.5 °F

  • Highest 14 October, 2026

    89.8 °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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