Montclair Weather Forecast

    • 26
    • 59

    Breezy

    • 25
    • 38

    Partly Sunny

    • 27
    • 43

    Mostly Cloudy

    • 20
    • 36

    Partly Sunny

    • 27
    • 43

    Mostly Cloudy

    • 26
    • 43

    Slight Chance Rain

    • 26
    • 43

    Partly Sunny

Today 29 Dec Central and Southeast Prince William/Manassas/Manassas Park

Mostly cloudy late this Morning, then clearing. Numerous Showers late this morning. Windy with Highs around 60. Temperature falling to around 40 this afternoon. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming west 20 to 30 Mph with Gusts up to 50 Mph this afternoon. Chance of rain 60 percent.

Tonight 29 Dec Central and Southeast Prince William/Manassas/Manassas Park

Mostly clear and Blustery. Lows in the mid 20s. West Winds 15 to 25 Mph. Gusts up to 50 Mph, decreasing to 40 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Montclair Temperature Statistics

December Temperature

Quantico Marine Corps Airfield - Turner Field (7.5 miles)

  • Lowest 14 December, 2025

    18 °F

  • Average December

    36.2 °F

  • Highest 25 December, 2025

    62.1 °F

Climate (2020–Present)

Quantico Marine Corps Airfield - Turner Field (7.5 miles)

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  • Average Low 2020–2025

    51.2 °F

  • Average 2020–2025

    59.7 °F

  • Average High 2020–2025

    68.5 °F
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