Lake Manassas Weather Forecast

    • 60
    • 73

    Slight Chance Thunderstorms

    • 59
    • 82

    Mostly Sunny

    • 66
    • 87

    Partly Sunny

    • 68
    • 88

    Rain Showers

    • 66
    • 83

    Rain Showers Likely

    • 66
    • 87

    Partly Sunny

    • 68
    • 91

    Mostly Sunny

Today 23 Jun Southern Fauquier

Mostly cloudy with a slight chance of Thunderstorms with isolated Showers. Highs in the lower 70s. North Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 23 Jun Southern Fauquier

Partly cloudy in the Evening, then becoming clear. Lows around 60. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Manassas Temperature Statistics

June Temperature

Manassas, Manassas Regional Airport/Harry P. Davis Field (7.5 miles)

  • Lowest 3 June, 2026

    46 °F

  • Average June

    74 °F

  • Highest 12 June, 2026

    96.1 °F

Climate (2021–2026)

Manassas, Manassas Regional Airport/Harry P. Davis Field (7.5 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    68.1 °F
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