Izaak Walton Park Weather Forecast

    • 30
    • 46

    Rain/Snow Likely

    • 16
    • 36

    Snow/Sleet

    • 4
    • 23

    Partly Sunny

    • 7
    • 24

    Mostly Cloudy

    • 6
    • 21

    Partly Sunny

    • 14
    • 32

    Mostly Cloudy

Today 18 Jan Eastern Loudoun

Mostly cloudy. A chance of rain Showers, mainly in the morning. Highs in the mid 40s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 18 Jan Eastern Loudoun

Mostly cloudy. Lows in the upper 20s. South Winds 5 to 10 Mph.

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Izaak Walton Park Temperature Statistics

January Temperature

Washington/Dulles International Airport, DC (7.5 miles)

  • Lowest 5 January, 2025

    15.9 °F

  • Average January

    30.6 °F

  • Highest 1 January, 2025

    49.6 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (7.5 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    68.3 °F
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