Potomac River - Fort Washington Light Weather Forecast

    • 68
    • 86

    Rain Showers Likely

    • 66
    • 82

    Partly Sunny

    • 65
    • 83

    Mostly Sunny

    • 71
    • 89

    Mostly Sunny

    • 76
    • 96

    Mostly Sunny

    • 74
    • 94

    Mostly Sunny

Today 11 Jul Prince Georges

Mostly cloudy. A slight chance of Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. North Winds around 5 Mph. Chance of rain 50 percent.

Tonight 11 Jul Prince Georges

Mostly cloudy. Showers likely with a chance of Thunderstorms in the evening. Lows in the upper 60s. Northeast Winds around 5 Mph. Chance of rain 70 percent.

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Potomac River - Fort Washington Light Temperature Statistics

July Temperature

Fort Belvoir (7.5 miles)

  • Lowest 1 July, 2026

    72.3 °F

  • Average July

    83.5 °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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