Newington Weather Forecast

    • 66
    • 86

    Rain Showers

    • 66
    • 86

    Partly Sunny

    • 73
    • 89

    Partly Sunny

    • 75
    • 92

    Partly Sunny

    • 75
    • 93

    Slight Chance Thunderstorms

    • 74
    • 93

    Chance Rain Showers

Today 28 Aug Arlington/Falls Church/Alexandria

Mostly cloudy in the Morning, then partly sunny with scattered Showers with isolated Thunderstorms in the afternoon. Highs in the mid 80s. North Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 28 Aug Arlington/Falls Church/Alexandria

Mostly cloudy with isolated Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the mid 60s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

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Newington Temperature Statistics

August Temperature

Fort Belvoir (1.2 miles)

  • Lowest 24 August, 2026

    58.8 °F

  • Average August

    78.1 °F

  • Highest 8 August, 2026

    92.8 °F

Climate (2021–2026)

Fort Belvoir (1.2 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.3 °F
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