Newington Weather Forecast

    • 74
    • 89

    Rain Showers

    • 76
    • 95

    Chance Thunderstorms

    • 73
    • 94

    Chance Thunderstorms

    • 66
    • 86

    Partly Sunny

    • 63
    • 82

    Mostly Sunny

    • 65
    • 83

    Partly Sunny

    • 67
    • 86

    Partly Sunny

Today 2 Sep Arlington/Falls Church/Alexandria

Widespread Showers and scattered Thunderstorms. Some Thunderstorms may be severe with damaging Winds. Locally heavy rainfall possible. Highs in the upper 80s. Southeast Winds around 5 Mph. Chance of rain 90 percent.

Tonight 2 Sep Arlington/Falls Church/Alexandria

Partly cloudy. Numerous Showers with a slight chance of Thunderstorms in the evening. Lows in the mid 70s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

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Newington Temperature Statistics

September Temperature

Fort Belvoir (1.2 miles)

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Climate (2021–2026)

Fort Belvoir (1.2 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.3 °F
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