Potomac River - Oxon Creek Entrance Weather Forecast

    • 66
    • 87

    Decreasing Clouds

    • 72
    • 89

    Mostly Sunny

    • 69
    • 90

    Rain Showers Likely

    • 65
    • 84

    Partly Sunny

    • 68
    • 83

    Chance Rain Showers

    • 69
    • 87

    Slight Chance Thunderstorms

Today 8 Sep District of Columbia

Sunny. Highs in the upper 80s. Southwest Winds 5 to 10 Mph.

Tonight 8 Sep District of Columbia

Partly cloudy. Lows in the upper 60s. South Winds around 5 Mph.

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Potomac River - Oxon Creek Entrance Temperature Statistics

September Temperature

Washington/Reagan National Airport, DC (2.5 miles)

  • Lowest 6 September, 2026

    66 °F

  • Average September

    81.5 °F

  • Highest 1 September, 2026

    98.7 °F

Climate (2021–2026)

Washington/Reagan National Airport, DC (2.5 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    69.3 °F
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