Potomac River - Fort Washington Light Weather Forecast

    • 65
    • 85

    Becoming Sunny

    • 72
    • 91

    Sunny

    • 76
    • 99

    Mostly Sunny

    • 74
    • 94

    Partly Sunny

    • 73
    • 92

    Chance Rain Showers

    • 71
    • 91

    Chance Rain Showers

Today 13 Jul Prince Georges

Mostly sunny. Highs in the mid 80s. East Winds 5 to 10 Mph.

Tonight 13 Jul Prince Georges

Partly cloudy. Lows in the mid 60s. East Winds around 5 Mph.

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Potomac River - Fort Washington Light Temperature Statistics

July Temperature

Fort Belvoir (7.5 miles)

  • Lowest 10 July, 2026

    70.3 °F

  • Average July

    82.5 °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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