Alexandria West Weather Forecast

    • 66
    • 82

    Rain Showers

    • 62
    • 76

    Rain Showers

    • 57
    • 67

    Rain Showers

    • 56
    • 64

    Chance Rain Showers

    • 54
    • 64

    Slight Chance Rain Showers

    • 53
    • 66

    Partly Sunny

    • 55
    • 69

    Partly Sunny

Today 20 Sep Arlington/Falls Church/Alexandria

Mostly cloudy with isolated Showers and Thunderstorms. Highs in the lower 80s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 20 Sep Arlington/Falls Church/Alexandria

Scattered Thunderstorms in the evening. Mostly cloudy with scattered Showers. Lows in the mid 60s. Northwest Winds around 5 Mph, becoming north after midnight. Chance of rain 50 percent.

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  • Temperature Real-Time

Alexandria West Temperature Statistics

September Temperature

Washington/Reagan National Airport, DC (4.3 miles)

  • Lowest 15 September, 2026

    58.6 °F

  • Average September

    78.5 °F

  • Highest 1 September, 2026

    98.7 °F

Climate (2021–2026)

Washington/Reagan National Airport, DC (4.3 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    69.3 °F
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