Summerland Key - Niles Channel Bridge Weather Forecast

    • 78
    • 89

    Rain Showers

    • 79
    • 88

    Rain Showers

    • 79
    • 88

    Rain Showers Likely

    • 80
    • 88

    Chance Rain Showers

    • 80
    • 89

    Chance Rain Showers

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    • 88

    Chance Rain Showers

Today 17 Sep Monroe Lower Keys

Showers with a chance of Thunderstorms. Highs in the upper 80s. Northeast Winds 5 to 10 Mph, increasing to near 10 Mph. Chance of rain 80 percent.

Tonight 17 Sep Monroe Lower Keys

Showers with a chance of Thunderstorms. Lows in the upper 70s. East Winds increasing to 10 to 15 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summerland Key - Niles Channel Bridge Temperature Statistics

September Temperature

Key West Naval Air Station (16.2 miles)

  • Lowest 4 September, 2025

    75.9 °F

  • Average September

    83.1 °F

  • Highest 1 September, 2025

    89.1 °F

Climate (2020–Present)

Key West Naval Air Station (16.2 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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