Potomac River - Pomonkey Point Weather Forecast

    • 66
    • 79

    Mostly Cloudy

    • 68
    • 83

    Partly Sunny

    • 65
    • 86

    Chance Rain Showers

    • 58
    • 70

    Rain Showers Likely

    • 57
    • 66

    Chance Rain Showers

    • 46
    • 67

    Mostly Sunny

Today 30 Sep Charles

Mostly sunny. Highs around 80. Southwest Winds around 5 Mph.

Tonight 30 Sep Charles

Mostly cloudy. Lows in the lower 60s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Pomonkey Point Temperature Statistics

September Temperature

Fort Belvoir (6.8 miles)

  • Lowest 25 September, 2026

    52 °F

  • Average September

    72.2 °F

  • Highest 1 September, 2026

    96.4 °F

Climate (2021–2026)

Fort Belvoir (6.8 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    68.3 °F
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