Potomac River - Fort Washington Light Weather Forecast

    • 48
    • 66

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

    • 44
    • 64

    Mostly Sunny

    • 48
    • 67

    Sunny

    • 43
    • 63

    Mostly Sunny

    • 43
    • 62

    Mostly Sunny

Today 19 Oct Prince Georges

Sunny. Highs in the mid 60s. North Winds 5 to 10 Mph.

Tonight 19 Oct Prince Georges

Mostly clear. Lows in the upper 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 7 October, 2026

    43 °F

  • Average October

    64.2 °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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