Royal Lake Park Weather Forecast

    • 28
    • 32

    Chance Snow

    • 27
    • 42

    Partly Sunny

    • 26
    • 43

    Mostly Cloudy

    • 19
    • 35

    Mostly Sunny

    • 30
    • 38

    Partly Sunny

    • 35
    • 47

    Chance Rain

    • 29
    • 46

    Slight Chance Rain/Snow

Today 5 Dec Arlington/Falls Church/Alexandria

Cloudy with a 30 percent chance of snow. Patchy fog. Highs in the lower 30s. Northeast Winds around 5 Mph.

Tonight 5 Dec Arlington/Falls Church/Alexandria

Cloudy with freezing drizzle. Patchy fog. A slight chance of freezing rain after midnight. Lows in the upper 20s. Light and variable Winds. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Royal Lake Park Temperature Statistics

December Temperature

Fort Belvoir (8.1 miles)

  • Lowest 3 December, 2025

    26.8 °F

  • Average December

    36.8 °F

  • Highest 1 December, 2025

    47.1 °F

Climate (2020–Present)

Fort Belvoir (8.1 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    68.3 °F
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