Potomac River - Rosilie Island Weather Forecast

    • 54
    • 75

    Increasing Clouds

    • 59
    • 70

    Rain Showers Likely

    • 51
    • 77

    Chance Rain Showers

    • 53
    • 69

    Chance Rain Showers

    • 48
    • 70

    Slight Chance Rain Showers

    • 45
    • 62

    Chance Rain Showers

Today 16 Apr Arlington/Falls Church/Alexandria

Mostly sunny. Highs in the mid 70s. Northeast Winds around 5 Mph, becoming south this afternoon.

Tonight 16 Apr Arlington/Falls Church/Alexandria

Partly cloudy in the Evening, then mostly cloudy with isolated Showers after midnight. Lows in the mid 50s. South Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Rosilie Island Temperature Statistics

April Temperature

Washington/Reagan National Airport, DC (3.7 miles)

  • Lowest 4 April, 2024

    40.6 °F

  • Average April

    57.8 °F

  • Highest 14 April, 2024

    81 °F

Climate (2019–Present)

Washington/Reagan National Airport, DC (3.7 miles)

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  • Average Low 2019–2024

    52.6 °F

  • Average 2019–2024

    60.2 °F

  • Average High 2019–2024

    68.8 °F
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