Newington Weather Forecast

    • 66
    • 84

    Slight Chance Thunderstorms

    • 64
    • 84

    Mostly Sunny

    • 70
    • 89

    Sunny

    • 75
    • 96

    Mostly Sunny

    • 74
    • 95

    Partly Sunny

    • 73
    • 93

    Slight Chance Thunderstorms

    • 71
    • 92

    Slight Chance Thunderstorms

Today 12 Jul Arlington/Falls Church/Alexandria

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the mid 80s. East Winds around 10 Mph. Chance of rain 30 percent.

Tonight 12 Jul Arlington/Falls Church/Alexandria

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

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Newington Temperature Statistics

July Temperature

Fort Belvoir (1.2 miles)

  • Lowest 10 July, 2026

    70.3 °F

  • Average July

    82.5 °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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