Washington D.C. Weather Forecast

    • 63
    • 83

    Mostly Sunny

    • 66
    • 86

    Partly Sunny

    • 74
    • 88

    Mostly Sunny

    • 69
    • 90

    Chance Thunderstorms

    • 66
    • 82

    Slight Chance Rain Showers

    • 68
    • 85

    Slight Chance Rain Showers

Today 7 Sep District of Columbia

Sunny. Highs in the lower 80s. Northeast Winds around 5 Mph.

Tonight 7 Sep District of Columbia

Partly cloudy in the Evening, then becoming mostly clear. Lows in the lower 60s. East Winds around 5 Mph in the Evening, becoming light and variable.

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Washington D.C. Temperature Statistics

September Temperature

Washington/Reagan National Airport, DC (1.9 miles)

  • Lowest 3 September, 2026

    71.7 °F

  • Average September

    82.9 °F

  • Highest 1 September, 2026

    98.7 °F

Climate (2021–2026)

Washington/Reagan National Airport, DC (1.9 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    69.3 °F
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