Haymarket Weather Forecast

    • 47
    • 62

    Increasing Clouds

    • 51
    • 73

    Rain Showers Likely

    • 53
    • 80

    Partly Sunny

    • 54
    • 80

    Mostly Cloudy

    • 50
    • 70

    Rain Showers Likely

    • 45
    • 63

    Chance Rain Showers

Today 21 Apr Northwest Prince William

Widespread frost in the morning. Sunny. Highs in the lower 60s. Northeast Winds around 5 Mph, becoming south with Gusts up to 20 Mph in the afternoon.

Tonight 21 Apr Northwest Prince William

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 40s. South Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Haymarket Temperature Statistics

April Temperature

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

  • Lowest 8 April, 2026

    32 °F

  • Average April

    63.3 °F

  • Highest 16 April, 2026

    93 °F

Climate (2021–Present)

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

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

  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    68.1 °F
Get WillyWeather+ to remove ads