Annandale Weather Forecast

    • 70
    • 86

    Rain Showers

    • 70
    • 89

    Rain Showers

    • 67
    • 83

    Rain Showers Likely

    • 65
    • 83

    Slight Chance Rain Showers

    • 65
    • 83

    Mostly Sunny

    • 69
    • 88

    Mostly Sunny

Today 9 Jul Arlington/Falls Church/Alexandria

Partly sunny with scattered Showers and Thunderstorms in the Morning, then mostly cloudy with Showers and numerous Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the upper 80s. South Winds around 5 Mph. Chance of rain 90 percent.

Tonight 9 Jul Arlington/Falls Church/Alexandria

Partly cloudy with Showers and numerous Thunderstorms in the Evening, then mostly clear after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the lower 70s. West Winds around 5 Mph. Chance of rain 80 percent.

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Annandale Temperature Statistics

July Temperature

Fort Belvoir (7.5 miles)

  • Lowest 1 July, 2026

    72.3 °F

  • Average July

    85.4 °F

  • Highest 4 July, 2026

    101.3 °F

Climate (2021–2026)

Fort Belvoir (7.5 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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