Waterfall Park Weather Forecast

    • 69
    • 90

    Sunny

    • 75
    • 98

    Hot

    • 74
    • 96

    Mostly Sunny

    • 73
    • 95

    Partly Sunny

    • 72
    • 94

    Chance Thunderstorms

    • 69
    • 88

    Chance Thunderstorms

Today 14 Jul Northwest Prince William

Sunny. Highs around 90. Light and variable Winds, becoming southwest around 5 Mph in the afternoon.

Tonight 14 Jul Northwest Prince William

Clear. Lows in the upper 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Waterfall Park Temperature Statistics

July Temperature

Washington/Dulles International Airport, DC (12.4 miles)

  • Lowest 10 July, 2026

    68.6 °F

  • Average July

    82.3 °F

  • Highest 4 July, 2026

    99.6 °F

Climate (2021–2026)

Washington/Dulles International Airport, DC (12.4 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    68.6 °F
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