Mantua Weather Forecast

    • 73
    • 94

    Thunderstorms Likely

    • 68
    • 86

    Partly Sunny

    • 69
    • 85

    Slight Chance Thunderstorms

    • 71
    • 88

    Rain Showers Likely

    • 65
    • 85

    Chance Rain Showers

    • 64
    • 81

    Mostly Sunny

Today 18 Jul Arlington/Falls Church/Alexandria

Mostly cloudy. Smoke this Morning, then patchy smoke this afternoon. Numerous Showers and Thunderstorms this afternoon. Some Thunderstorms may be severe with damaging Winds and heavy rainfall. Highs in the mid 90s. South Winds 5 to 10 Mph, becoming southwest with Gusts up to 25 Mph this afternoon. Chance of rain 70 percent.

Tonight 18 Jul Arlington/Falls Church/Alexandria

Mostly cloudy. Numerous Showers and Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may be severe with damaging Winds, small Hail, heavy Rainfall, and frequent lightning in the evening. Lows in the mid 70s. West Winds 5 to 10 Mph. Chance of rain 60 percent.

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Mantua Temperature Statistics

July Temperature

Fort Belvoir (9.9 miles)

  • Lowest 13 July, 2026

    62.4 °F

  • Average July

    81.1 °F

  • Highest 4 July, 2026

    101.3 °F

Climate (2021–2026)

Fort Belvoir (9.9 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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