Sugarland Run Stream Valley Park Weather Forecast

    • 55
    • 72

    Increasing Clouds

    • 51
    • 74

    Rain Showers

    • 49
    • 64

    Partly Sunny

    • 54
    • 73

    Partly Sunny

    • 62
    • 85

    Partly Sunny

    • 65
    • 88

    Partly Sunny

Today 12 May Eastern Loudoun

Sunny. Highs in the lower 70s. North Winds around 5 Mph, becoming southwest this afternoon.

Tonight 12 May Eastern Loudoun

Partly cloudy. Lows in the mid 50s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sugarland Run Stream Valley Park Temperature Statistics

May Temperature

Washington/Dulles International Airport, DC (5.6 miles)

  • Lowest 8 May, 2026

    37.7 °F

  • Average May

    59.6 °F

  • Highest 5 May, 2026

    85.6 °F

Climate (2021–Present)

Washington/Dulles International Airport, DC (5.6 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    68.6 °F
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