United States Capitol Weather Forecast

    • 63
    • 75

    Rain Showers

    • 64
    • 78

    Chance Rain Showers

    • 64
    • 79

    Rain Showers Likely

    • 58
    • 80

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

    • 57
    • 75

    Partly Sunny

Today 25 May District of Columbia

Widespread Showers with isolated Thunderstorms. Areas of fog. Highs in the mid 70s. Southwest Winds around 5 Mph. Chance of rain 90 percent.

Tonight 25 May District of Columbia

Cloudy. Numerous Showers with a slight chance of Thunderstorms in the Evening, then scattered Showers after midnight. Lows in the lower 60s. East Winds around 5 Mph, becoming north after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

United States Capitol Temperature Statistics

May Temperature

Washington/Reagan National Airport, DC (3.1 miles)

  • Lowest 1 May, 2026

    44.7 °F

  • Average May

    65.5 °F

  • Highest 19 May, 2026

    97.6 °F

Climate (2021–Present)

Washington/Reagan National Airport, DC (3.1 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    69.2 °F
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