Four Mile Run Park Weather Forecast

    • 30
    • 46

    Mostly Sunny

    • 39
    • 50

    Partly Sunny

    • 37
    • 52

    Chance Rain/Snow

    • 23
    • 41

    Chance Rain/Snow

    • 25
    • 35

    Partly Sunny

    • 25
    • 42

    Mostly Cloudy

Today 12 Jan Arlington/Falls Church/Alexandria

Sunny. Highs in the mid 40s. Southwest Winds 5 to 10 Mph.

Tonight 12 Jan Arlington/Falls Church/Alexandria

Mostly clear. Lows in the lower 30s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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Four Mile Run Park Temperature Statistics

January Temperature

Washington/Reagan National Airport, DC (1.2 miles)

  • Lowest 1 January, 2026

    28 °F

  • Average January

    39.2 °F

  • Highest 7 January, 2026

    63 °F

Climate (2021–Present)

Washington/Reagan National Airport, DC (1.2 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    69.1 °F
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