Biscayne Bay - Bay Harbor Islands Weather Forecast

    • 78
    • 86

    Thunderstorms

    • 79
    • 85

    Thunderstorms

    • 79
    • 86

    Thunderstorms Likely

    • 79
    • 88

    Chance Thunderstorms

    • 79
    • 88

    Chance Thunderstorms

    • 79
    • 90

    Chance Thunderstorms

Today 17 Sep Coastal Miami Dade County

Showers and Thunderstorms. Highs in the mid 80s. Northeast Winds 5 to 10 Mph. Chance of rain 80 percent.

Tonight 17 Sep Coastal Miami Dade County

Thunderstorms likely. Showers. Lows in the mid 70s. Northeast Winds 10 to 15 Mph. Chance of rain 80 percent.

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  • Temperature Real-Time

Biscayne Bay - Bay Harbor Islands Temperature Statistics

September Temperature

Miami, Opa Locka Airport (9.3 miles)

  • Lowest 8 September, 2025

    75 °F

  • Average September

    81.4 °F

  • Highest 2 September, 2025

    93 °F

Climate (2020–Present)

Miami, Opa Locka Airport (9.3 miles)

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  • Average Low 2020–2025

    71.2 °F

  • Average 2020–2025

    78.1 °F

  • Average High 2020–2025

    85.6 °F
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