Clermont Park Weather Forecast

    • 63
    • 80

    Slight Chance Rain Showers

    • 61
    • 72

    Rain Showers Likely

    • 63
    • 69

    Rain Showers Likely

    • 63
    • 80

    Partly Sunny

    • 64
    • 87

    Mostly Sunny

    • 62
    • 79

    Partly Sunny

    • 61
    • 77

    Mostly Cloudy

Today 15 Sep Arlington/Falls Church/Alexandria

Mostly cloudy. Highs in the lower 80s. East Winds 10 to 15 Mph.

Tonight 15 Sep Arlington/Falls Church/Alexandria

Mostly cloudy. A slight chance of Showers after midnight. Lows in the lower 60s. Northeast Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Clermont Park 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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