Newington Weather Forecast

    • 76
    • 94

    Slight Chance Thunderstorms

    • 75
    • 92

    Chance Thunderstorms

    • 73
    • 93

    Chance Thunderstorms

    • 71
    • 92

    Chance Thunderstorms

    • 67
    • 86

    Partly Sunny

    • 64
    • 83

    Partly Sunny

Today 1 Sep Arlington/Falls Church/Alexandria

Partly sunny with a slight chance of Showers and Thunderstorms. Hot with Highs in the lower 90s. West Winds around 10 Mph. Chance of rain 20 percent.

Tonight 1 Sep Arlington/Falls Church/Alexandria

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Evening, then mostly cloudy after midnight. Lows in the upper 70s. West Winds around 5 Mph, becoming north after midnight. Chance of rain 30 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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