Newington Weather Forecast

    • 72
    • 86

    Chance Rain Showers

    • 71
    • 88

    Chance Rain Showers

    • 74
    • 87

    Rain Showers Likely

    • 71
    • 90

    Slight Chance Thunderstorms

    • 69
    • 88

    Mostly Sunny

    • 73
    • 90

    Partly Sunny

    • 70
    • 90

    Chance Rain Showers

Today 14 Aug Arlington/Falls Church/Alexandria

Cloudy with a chance of Showers and Thunderstorms. Highs in the mid 80s. Northeast Winds around 5 Mph. Chance of rain 40 percent.

Tonight 14 Aug Arlington/Falls Church/Alexandria

Mostly cloudy with a chance of Showers with isolated Thunderstorms this Evening, then partly cloudy after midnight. Lows in the lower 70s. North Winds around 5 Mph. Chance of rain 30 percent.

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Newington Temperature Statistics

August Temperature

Fort Belvoir (1.2 miles)

  • Lowest 1 August, 2026

    65.5 °F

  • Average August

    79.8 °F

  • Highest 8 August, 2026

    92.8 °F

Climate (2021–2026)

Fort Belvoir (1.2 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.3 °F
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