Potomac River - Dangerfield Island Weather Forecast

    • 71
    • 85

    Becoming Sunny

    • 74
    • 91

    Mostly Sunny

    • 78
    • 97

    Mostly Sunny

    • 80
    • 99

    Hot

    • 80
    • 100

    Hot

    • 76
    • 98

    Chance Thunderstorms

Today 20 Jun Arlington/Falls Church/Alexandria

Sunny. Highs in the mid 80s. West Winds around 10 Mph.

Tonight 20 Jun Arlington/Falls Church/Alexandria

Mostly cloudy in the Evening, then clearing. Lows in the upper 60s. Southwest Winds 5 to 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Dangerfield Island Temperature Statistics

June Temperature

Washington/Reagan National Airport, DC (1.2 miles)

  • Lowest 1 June, 2025

    48.7 °F

  • Average June

    73.3 °F

  • Highest 12 June, 2025

    91.9 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (1.2 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    60.5 °F

  • Average High 2020–2025

    69.2 °F
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