Wellington Weather Forecast

    • 59
    • 84

    Mostly Cloudy

    • 58
    • 72

    Rain Showers Likely

    • 60
    • 69

    Rain Showers Likely

    • 60
    • 81

    Partly Sunny

    • 60
    • 88

    Mostly Sunny

    • 60
    • 80

    Partly Sunny

    • 59
    • 78

    Mostly Cloudy

Today 15 Sep Northwest Prince William

Partly sunny. Highs in the lower 80s. East Winds around 10 Mph.

Tonight 15 Sep Northwest Prince William

Mostly cloudy. Lows in the upper 50s. East Winds 5 to 10 Mph, becoming north with Gusts up to 20 Mph after midnight.

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Wellington Temperature Statistics

September Temperature

Manassas, Manassas Regional Airport/Harry P. Davis Field (5.6 miles)

  • Lowest 8 September, 2025

    44.1 °F

  • Average September

    67.4 °F

  • Highest 6 September, 2025

    91 °F

Climate (2020–Present)

Manassas, Manassas Regional Airport/Harry P. Davis Field (5.6 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57 °F

  • Average High 2020–2025

    68 °F
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