Potomac River - Fort Washington Light Weather Forecast

    • 80
    • 102

    Slight Chance Thunderstorms

    • 74
    • 101

    Chance Thunderstorms

    • 72
    • 95

    Rain Showers Likely

    • 72
    • 87

    Rain Showers Likely

    • 71
    • 86

    Chance Thunderstorms

    • 71
    • 85

    Chance Rain Showers

    • 73
    • 89

    Slight Chance Thunderstorms

Today 3 Jul Prince Georges

Sunny. Highs around 102. West Winds 5 to 10 Mph. Heat index Values up to 113.

Tonight 3 Jul Prince Georges

Partly cloudy this Evening, then becoming mostly clear. Isolated Showers and Thunderstorms this evening. Lows around 80. West Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Potomac River - Fort Washington Light Temperature Statistics

July Temperature

Fort Belvoir (7.5 miles)

  • Lowest 1 July, 2026

    72.3 °F

  • Average July

    84.5 °F

  • Highest 1 July, 2026

    96.8 °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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