Winkler Botanical Preserve Weather Forecast

    • 62
    • 69

    Rain Showers Likely

    • 64
    • 68

    Rain Showers

    • 63
    • 80

    Partly Sunny

    • 63
    • 86

    Mostly Sunny

    • 61
    • 79

    Partly Sunny

    • 61
    • 77

    Mostly Cloudy

Today 16 Sep Arlington/Falls Church/Alexandria

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

Tonight 16 Sep Arlington/Falls Church/Alexandria

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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  • Temperature Real-Time

Winkler Botanical Preserve Temperature Statistics

September Temperature

Washington/Reagan National Airport, DC (4.3 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 (4.3 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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