Potomac River - Mockley Point Weather Forecast

    • 50
    • 73

    Mostly Sunny

    • 61
    • 77

    Mostly Sunny

    • 45
    • 80

    Rain Likely

    • 33
    • 56

    Chance Rain

    • 42
    • 55

    Mostly Cloudy

    • 43
    • 59

    Mostly Cloudy

    • 48
    • 69

    Mostly Cloudy

Today 9 Mar Prince Georges

Sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 9 Mar Prince Georges

Mostly clear. Lows in the upper 40s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Mockley Point Temperature Statistics

March Temperature

Fort Belvoir (7.5 miles)

  • Lowest 2 March, 2026

    31.1 °F

  • Average March

    45.3 °F

  • Highest 7 March, 2026

    64.9 °F

Climate (2021–Present)

Fort Belvoir (7.5 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.2 °F
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