Garden Key Weather Forecast

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    • 86

    Rain Showers

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    • 86

    Rain Showers

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    • 86

    Rain Showers

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    • 86

    Rain Showers

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    • 86

    Rain Showers

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    Rain Showers

Today 18 Sep Monroe Lower Keys

Showers with a slight chance of Thunderstorms. Highs in the upper 80s. East Winds decreasing to near 10 Mph. Chance of rain 80 percent.

Tonight 18 Sep Monroe Lower Keys

Showers likely with a slight chance of Thunderstorms. Lows in the upper 70s. Northeast Winds near 10 Mph, decreasing to 5 to 10 Mph. Chance of rain 60 percent.

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Garden Key Temperature Statistics

September Temperature

Key West International Airport (70.2 miles)

  • Lowest 4 September, 2025

    75 °F

  • Average September

    83.6 °F

  • Highest 11 September, 2025

    91 °F

Climate (2020–Present)

Key West International Airport (70.2 miles)

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  • Average Low 2020–2025

    75.6 °F

  • Average 2020–2025

    79.6 °F

  • Average High 2020–2025

    83.9 °F
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