Potomac River - Dangerfield Island Weather Forecast

    • 42
    • 50

    Rain

    • 41
    • 56

    Rain

    • 30
    • 48

    Partly Sunny

    • 40
    • 47

    Mostly Cloudy

    • 41
    • 62

    Mostly Cloudy

    • 34
    • 52

    Partly Sunny

Today 30 Jan Arlington/Falls Church/Alexandria

Sunny. Highs in the upper 40s. West Winds around 5 Mph, becoming southwest in the afternoon.

Tonight 30 Jan Arlington/Falls Church/Alexandria

Mostly cloudy. A chance of rain in the Evening, then rain after midnight. Lows around 40. South Winds 5 to 10 Mph. Chance of rain 80 percent.

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  • Temperature Real-Time

Potomac River - Dangerfield Island Temperature Statistics

January Temperature

Washington/Reagan National Airport, DC (1.2 miles)

  • Lowest 22 January, 2025

    15.9 °F

  • Average January

    32.7 °F

  • Highest 1 January, 2025

    52.6 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (1.2 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    69 °F
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