Agnewville Weather Forecast

    • 38
    • 57

    Partly Sunny

    • 51
    • 68

    Rain Showers Likely

    • 48
    • 71

    Partly Sunny

    • 47
    • 74

    Chance Rain

    • 32
    • 57

    Partly Sunny

    • 34
    • 51

    Mostly Cloudy

Today 19 Mar Central and Southeast Prince William/Manassas/Manassas Park

Mostly sunny. Highs in the upper 50s. South Winds around 5 Mph.

Tonight 19 Mar Central and Southeast Prince William/Manassas/Manassas Park

Mostly cloudy in the Evening, then clearing. Lows in the upper 30s. South Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Agnewville Temperature Statistics

March Temperature

Fort Belvoir (6.2 miles)

  • Lowest 13 March, 2026

    25.3 °F

  • Average March

    52.1 °F

  • Highest 11 March, 2026

    86.5 °F

Climate (2021–Present)

Fort Belvoir (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.2 °F
Get WillyWeather+ to remove ads