Dale City Weather Forecast

    • 52
    • 77

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

    • 55
    • 75

    Partly Sunny

    • 58
    • 83

    Mostly Sunny

    • 58
    • 83

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

Today 8 Sep Central and Southeast Prince William/Manassas/Manassas Park

Sunny. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 8 Sep Central and Southeast Prince William/Manassas/Manassas Park

Mostly clear. Lows in the upper 40s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

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Dale City Temperature Statistics

September Temperature

Fort Belvoir (8.7 miles)

  • Lowest 3 September, 2025

    52.9 °F

  • Average September

    68.5 °F

  • Highest 6 September, 2025

    92.7 °F

Climate (2020–Present)

Fort Belvoir (8.7 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    68.3 °F
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