Lake Barcroft Weather Forecast

    • 61
    • 86

    Mostly Sunny

    • 59
    • 79

    Partly Sunny

    • 58
    • 77

    Partly Sunny

    • 62
    • 80

    Mostly Cloudy

    • 57
    • 77

    Slight Chance Thunderstorms

    • 57
    • 76

    Partly Sunny

    • 60
    • 78

    Mostly Cloudy

Today 25 Aug Arlington/Falls Church/Alexandria

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

Tonight 25 Aug Arlington/Falls Church/Alexandria

Partly cloudy in the Evening, then becoming mostly clear. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Barcroft Temperature Statistics

August Temperature

Washington/Reagan National Airport, DC (6.2 miles)

  • Lowest 3 August, 2025

    63.6 °F

  • Average August

    76.7 °F

  • Highest 17 August, 2025

    96.7 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (6.2 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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