Potomac River - Bellevue Weather Forecast

    • 28
    • 45

    Rain/Snow

    • 19
    • 31

    Partly Sunny

    • 23
    • 32

    Partly Sunny

    • 28
    • 37

    Partly Sunny

    • 35
    • 48

    Mostly Cloudy

    • 39
    • 57

    Chance Rain

Today 13 Dec District of Columbia

Mostly cloudy. Highs in the mid 40s. Southwest Winds around 5 Mph.

Tonight 13 Dec District of Columbia

Cloudy. A chance of rain and snow in the Evening, then snow and rain after midnight. Snow may be heavy at Times after midnight. Snow accumulation of 1 to 3 Inches. Lows in the mid 20s. North Winds 5 to 10 Mph. Chance of precipitation 90 percent.

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Potomac River - Bellevue Temperature Statistics

December Temperature

Washington/Reagan National Airport, DC (1.2 miles)

  • Lowest 9 December, 2025

    21 °F

  • Average December

    35.5 °F

  • Highest 1 December, 2025

    46 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (1.2 miles)

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  • Average Low 2020–2025

    52.5 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    69.1 °F
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