Agnewville Weather Forecast

    • 6
    • 25

    Mostly Sunny

    • 10
    • 23

    Mostly Cloudy

    • 11
    • 20

    Chance Snow

    • 16
    • 25

    Partly Sunny

    • 17
    • 33

    Partly Sunny

    • 19
    • 36

    Partly Sunny

    • 21
    • 34

    Mostly Cloudy

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

Partly sunny. Highs in the mid 20s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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

Partly cloudy. Cold with Lows around 4 above. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

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Agnewville Temperature Statistics

January Temperature

Fort Belvoir (6.2 miles)

  • Lowest 27 January, 2026

    5.9 °F

  • Average January

    35 °F

  • Highest 7 January, 2026

    64 °F

Climate (2021–Present)

Fort Belvoir (6.2 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.2 °F
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