Mantua Weather Forecast

    • 71
    • 88

    Thunderstorms

    • 64
    • 84

    Partly Sunny

    • 66
    • 79

    Mostly Cloudy

    • 66
    • 85

    Rain Showers Likely

    • 62
    • 76

    Chance Rain Showers

    • 60
    • 71

    Chance Rain Showers

Today 17 Sep Arlington/Falls Church/Alexandria

Partly sunny. Scattered Showers and Thunderstorms this afternoon. Highs in the upper 80s. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 17 Sep Arlington/Falls Church/Alexandria

Mostly cloudy with scattered Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the lower 70s. Southwest Winds around 5 Mph, becoming west after midnight. Chance of rain 30 percent.

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Mantua Temperature Statistics

September Temperature

Fort Belvoir (9.9 miles)

  • Lowest 15 September, 2026

    53.8 °F

  • Average September

    75.8 °F

  • Highest 1 September, 2026

    96.4 °F

Climate (2021–2026)

Fort Belvoir (9.9 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    68.4 °F
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