United States Capitol Weather Forecast

    • 28
    • 39

    Decreasing Clouds

    • 27
    • 45

    Mostly Cloudy

    • 19
    • 32

    Chance Snow

    • 20
    • 32

    Partly Sunny

    • 26
    • 38

    Partly Sunny

    • 35
    • 47

    Mostly Cloudy

Today 12 Dec District of Columbia

Partly sunny. Highs in the upper 30s. West Winds around 5 Mph.

Tonight 12 Dec District of Columbia

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the upper 20s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

United States Capitol Temperature Statistics

December Temperature

Washington/Reagan National Airport, DC (3.1 miles)

  • Lowest 9 December, 2025

    21 °F

  • Average December

    35.3 °F

  • Highest 1 December, 2025

    46 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (3.1 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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