Potomac River - Rosilie Island Weather Forecast

    • 30
    • 46

    Becoming Sunny

    • 28
    • 43

    Mostly Sunny

    • 30
    • 43

    Partly Sunny

    • 34
    • 47

    Chance Rain

    • 30
    • 45

    Chance Rain

    • 29
    • 40

    Chance Rain

Today 27 Nov Arlington/Falls Church/Alexandria

Partly sunny. Much cooler with Highs in the mid 40s. West Winds 10 to 15 Mph.

Tonight 27 Nov Arlington/Falls Church/Alexandria

Mostly clear. Lows around 30. West Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Rosilie Island Temperature Statistics

November Temperature

Washington/Reagan National Airport, DC (3.7 miles)

  • Lowest 11 November, 2025

    32 °F

  • Average November

    51.5 °F

  • Highest 5 November, 2025

    72 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (3.7 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    69.2 °F
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