Oak Grove Weather Forecast

    • 17
    • 31

    Mostly Cloudy

    • 29
    • 36

    Mostly Cloudy

    • 32
    • 48

    Mostly Cloudy

    • 26
    • 42

    Chance Rain/Snow

    • 22
    • 40

    Chance Rain/Snow

    • 18
    • 33

    Partly Sunny

Today 8 Dec Eastern Loudoun

Cloudy. A chance of Snow, mainly in the morning. Highs in the lower 30s. North Winds around 10 Mph with Gusts up to 20 Mph. Chance of snow 40 percent.

Tonight 8 Dec Eastern Loudoun

Cloudy. Lows in the upper 20s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oak Grove Temperature Statistics

December Temperature

Washington/Dulles International Airport, DC (3.7 miles)

  • Lowest 4 December, 2025

    21.9 °F

  • Average December

    33.9 °F

  • Highest 1 December, 2025

    44.1 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (3.7 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    68.5 °F
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