Bristow Weather Forecast

    • 15
    • 43

    Mostly Sunny

    • 13
    • 31

    Mostly Sunny

    • 28
    • 41

    Partly Sunny

    • 23
    • 52

    Partly Sunny

    • 12
    • 40

    Chance Snow

    • 10
    • 21

    Chance Snow

    • 6
    • 22

    Chance Snow

Today 19 Jan Southern Fauquier

Sunny. Highs in the lower 40s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 19 Jan Southern Fauquier

Partly cloudy this Evening, then becoming mostly clear. Lows around 13. Northwest Winds 5 to 10 Mph.

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Bristow Temperature Statistics

January Temperature

Manassas, Manassas Regional Airport/Harry P. Davis Field (0.6 miles)

  • Lowest 5 January, 2026

    19 °F

  • Average January

    37.5 °F

  • Highest 7 January, 2026

    63 °F

Climate (2021–Present)

Manassas, Manassas Regional Airport/Harry P. Davis Field (0.6 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    68 °F
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