Lake Jackson Weather Forecast

    • 59
    • 84

    Mostly Sunny

    • 61
    • 88

    Mostly Sunny

    • 61
    • 81

    Partly Sunny

    • 61
    • 79

    Mostly Cloudy

    • 61
    • 81

    Partly Sunny

    • 62
    • 83

    Partly Sunny

Today 18 Sep Southern Fauquier

Patchy fog in the morning. Mostly sunny. Highs in the mid 80s. North Winds around 5 Mph.

Tonight 18 Sep Southern Fauquier

Mostly clear. Lows in the upper 50s. Light and variable Winds, becoming west around 5 Mph after midnight.

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Lake Jackson Temperature Statistics

September Temperature

Manassas, Manassas Regional Airport/Harry P. Davis Field (3.7 miles)

  • Lowest 8 September, 2025

    44.1 °F

  • Average September

    67.9 °F

  • Highest 6 September, 2025

    91 °F

Climate (2020–Present)

Manassas, Manassas Regional Airport/Harry P. Davis Field (3.7 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    57 °F

  • Average High 2020–2025

    68 °F
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