Naval Observatory Weather Forecast

    • 62
    • 70

    Rain Showers Likely

    • 64
    • 68

    Rain Showers Likely

    • 62
    • 81

    Partly Sunny

    • 63
    • 87

    Mostly Sunny

    • 62
    • 79

    Partly Sunny

    • 61
    • 77

    Mostly Cloudy

Today 16 Sep District of Columbia

Mostly cloudy. A chance of Showers in the Morning, then Showers likely with a slight chance of Thunderstorms in the afternoon. Highs around 70. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 60 percent.

Tonight 16 Sep District of Columbia

A slight chance of Thunderstorms in the evening. Showers likely. Lows in the lower 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 60 percent.

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Naval Observatory Temperature Statistics

September Temperature

Washington/Reagan National Airport, DC (5 miles)

  • Lowest 9 September, 2025

    55.9 °F

  • Average September

    70.8 °F

  • Highest 6 September, 2025

    91 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (5 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    69.2 °F
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