Newington Weather Forecast

    • 74
    • 94

    Severe Tstms

    • 69
    • 87

    Becoming Sunny

    • 70
    • 86

    Chance Rain Showers

    • 72
    • 88

    Rain Showers

    • 65
    • 85

    Chance Thunderstorms

    • 65
    • 80

    Mostly Sunny

    • 67
    • 84

    Partly Sunny

Today 18 Jul Arlington/Falls Church/Alexandria

Numerous Showers and Thunderstorms. Some Thunderstorms may be severe with damaging Winds and heavy rainfall. Highs in the mid 90s. Southwest Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 18 Jul Arlington/Falls Church/Alexandria

Mostly cloudy. A chance of Showers and Thunderstorms this evening. Some Thunderstorms may be severe with damaging Winds and heavy rainfall. Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

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Newington Temperature Statistics

July Temperature

Fort Belvoir (1.2 miles)

  • Lowest 13 July, 2026

    62.4 °F

  • Average July

    81.4 °F

  • Highest 4 July, 2026

    101.3 °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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