Potomac River - Sycamore Point Weather Forecast

    • 69
    • 71

    Rain Showers

    • 74
    • 79

    Chance Thunderstorms

    • 76
    • 87

    Rain Showers Likely

    • 70
    • 88

    Chance Thunderstorms

    • 69
    • 83

    Mostly Sunny

    • 73
    • 85

    Partly Sunny

Today 16 Jun Charles

Cloudy with scattered Showers. Highs in the lower 70s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 16 Jun Charles

Mostly cloudy. Isolated Showers in the Evening, then scattered Showers after midnight. Patchy fog after midnight. Lows in the mid 60s. East Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Sycamore Point Temperature Statistics

June Temperature

Fort Belvoir (6.2 miles)

  • Lowest 1 June, 2025

    42.4 °F

  • Average June

    72.4 °F

  • Highest 12 June, 2025

    91.2 °F

Climate (2020–Present)

Fort Belvoir (6.2 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    68.4 °F
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