Shark Key - Southeast End Weather Forecast

    • 80
    • 89

    Rain Showers

    • 81
    • 89

    Rain Showers

    • 81
    • 89

    Chance Thunderstorms

    • 81
    • 90

    Chance Thunderstorms

    • 82
    • 90

    Chance Thunderstorms

    • 81
    • 90

    Chance Thunderstorms

    • 81
    • 90

    Chance Thunderstorms

Today 4 Sep Monroe Lower Keys

Showers with a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Highs in the upper 80s. Southwest to west Winds near 10 Mph, increasing to 10 to 15 Mph. Chance of rain 80 percent.

Tonight 4 Sep Monroe Lower Keys

Showers likely with a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Lows in the upper 70s. Southwest Winds 10 to 15 Mph. Chance of rain 60 percent.

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Shark Key - Southeast End Temperature Statistics

September Temperature

Key West Naval Air Station (2.5 miles)

  • Lowest 2 September, 2025

    79 °F

  • Average September

    83.4 °F

  • Highest 1 September, 2025

    89.1 °F

Climate (2020–Present)

Key West Naval Air Station (2.5 miles)

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  • Average Low 2020–2025

    77.4 °F

  • Average 2020–2025

    81.9 °F

  • Average High 2020–2025

    86.7 °F
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