Potomac River - Fort Washington Light Weather Forecast

    • 69
    • 86

    Chance Thunderstorms

    • 68
    • 84

    Rain Showers

    • 68
    • 83

    Slight Chance Thunderstorms

    • 67
    • 83

    Partly Sunny

    • 68
    • 86

    Partly Sunny

    • 71
    • 88

    Slight Chance Thunderstorms

    • 71
    • 87

    Chance Thunderstorms

Today 27 Jul Prince Georges

Mostly sunny with scattered Showers and Thunderstorms. Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 27 Jul Prince Georges

Partly cloudy with isolated Showers and Thunderstorms early this Evening, then mostly cloudy after midnight. Lows in the upper 60s. South Winds around 5 Mph. Chance of rain 20 percent.

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Potomac River - Fort Washington Light Temperature Statistics

July Temperature

Fort Belvoir (7.5 miles)

  • Lowest 24 July, 2026

    57.6 °F

  • Average July

    80 °F

  • Highest 4 July, 2026

    101.3 °F

Climate (2021–2026)

Fort Belvoir (7.5 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.3 °F
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