Potomac River - Mockley Point Weather Forecast

    • 43
    • 64

    Mostly Sunny

    • 56
    • 71

    Becoming Sunny

    • 51
    • 76

    Rain Showers Likely

    • 46
    • 66

    Mostly Sunny

    • 49
    • 71

    Partly Sunny

    • 44
    • 62

    Mostly Sunny

    • 47
    • 63

    Partly Sunny

Today 17 Oct Prince Georges

Sunny. Highs in the mid 60s. Northwest Winds around 5 Mph.

Tonight 17 Oct Prince Georges

Mostly clear. Lows in the mid 40s in the Downtown Areas. Lower 40s in the Suburbs. West Winds around 5 Mph late this Evening, becoming light and variable.

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Potomac River - Mockley Point Temperature Statistics

October Temperature

Fort Belvoir (7.5 miles)

  • Lowest 10 October, 2025

    41.2 °F
  • Average October

    61.9 °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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