United States Capitol Weather Forecast

    • 64
    • 74

    Decreasing Clouds

    • 62
    • 84

    Sunny

    • 68
    • 84

    Partly Sunny

    • 68
    • 85

    Chance Rain Showers

    • 63
    • 84

    Slight Chance Thunderstorms

    • 60
    • 79

    Mostly Sunny

Today 21 Aug District of Columbia

Mostly cloudy with patchy drizzle. Highs in the mid 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 Aug District of Columbia

Partly cloudy in the Evening, then clearing. Lows in the mid 60s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

United States Capitol Temperature Statistics

August Temperature

Washington/Reagan National Airport, DC (3.1 miles)

  • Lowest 3 August, 2025

    63.6 °F

  • Average August

    77.2 °F

  • Highest 17 August, 2025

    96.7 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (3.1 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    60.5 °F

  • Average High 2020–2025

    69.2 °F
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