Sugarland Run Stream Valley Park Weather Forecast

    • 44
    • 55

    Rain Likely

    • 38
    • 48

    Rain

    • 28
    • 44

    Partly Sunny

    • 29
    • 43

    Mostly Sunny

    • 38
    • 49

    Mostly Cloudy

    • 31
    • 49

    Chance Rain

    • 22
    • 39

    Slight Chance Rain/Snow

Today 9 Jan Eastern Loudoun

Rain. Highs in the mid 50s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

Tonight 9 Jan Eastern Loudoun

Cloudy with a 50 percent chance of rain. Lows in the lower 40s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sugarland Run Stream Valley Park Temperature Statistics

January Temperature

Washington/Dulles International Airport, DC (5.6 miles)

  • Lowest 1 January, 2026

    23 °F

  • Average January

    34.5 °F

  • Highest 7 January, 2026

    61 °F

Climate (2021–Present)

Washington/Dulles International Airport, DC (5.6 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    68.4 °F
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