Johnson Keys - North Side Weather Forecast

    • 83
    • 90

    Chance Thunderstorms

    • 83
    • 90

    Rain Showers Likely

    • 83
    • 90

    Thunderstorms Likely

    • 83
    • 90

    Rain Showers Likely

    • 82
    • 90

    Rain Showers Likely

    • 82
    • 90

    Rain Showers Likely

Today 1 Sep Monroe Lower Keys

Partly cloudy with a chance of Showers and Thunderstorms. Highs near 90. East to southeast Winds near 5 Mph. Chance of rain 30 percent.

Tonight 1 Sep Monroe Lower Keys

Partly cloudy with a chance of Showers and Thunderstorms. Lows in the lower 80s. East to southeast Winds near 5 Mph. Chance of rain 30 percent.

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Johnson Keys - North Side Temperature Statistics

September Temperature

The Florida Keys - Marathon International Airport (17.4 miles)

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Climate (2021–2026)

The Florida Keys - Marathon International Airport (17.4 miles)

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  • Average Low 2021–2026

    75.5 °F

  • Average 2021–2026

    80.1 °F

  • Average High 2021–2026

    85.1 °F
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