Haymarket Weather Forecast

    • 22
    • 33

    Snow

    • 24
    • 44

    Partly Sunny

    • 25
    • 43

    Mostly Cloudy

    • 17
    • 36

    Partly Sunny

    • 28
    • 40

    Mostly Cloudy

    • 35
    • 48

    Mostly Cloudy

Today 5 Dec Northwest Prince William

Cloudy. Snow likely late this Morning, then a chance of snow this afternoon. Snow accumulation around an inch. Highs in the lower 30s. East Winds around 5 Mph. Chance of snow 70 percent.

Tonight 5 Dec Northwest Prince William

Mostly cloudy. Patchy fog after midnight. Lows in the lower 20s. Light and variable Winds.

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  • Temperature Real-Time

Haymarket Temperature Statistics

December Temperature

Manassas, Manassas Regional Airport/Harry P. Davis Field (8.7 miles)

  • Lowest 3 December, 2025

    24.1 °F

  • Average December

    35.4 °F

  • Highest 3 December, 2025

    45 °F

Climate (2020–Present)

Manassas, Manassas Regional Airport/Harry P. Davis Field (8.7 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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