Biscayne Bay - Sandspur Island Weather Forecast

    • 78
    • 87

    Thunderstorms

    • 79
    • 87

    Thunderstorms Likely

    • 80
    • 88

    Thunderstorms

    • 80
    • 88

    Thunderstorms Likely

    • 80
    • 87

    Thunderstorms Likely

    • 79
    • 88

    Thunderstorms Likely

Today 5 Sep Coastal Miami Dade County

Thunderstorms likely with a chance of Showers this Morning, then Showers and Thunderstorms this afternoon. Highs in the upper 80s. Temperature falling into the lower 80s this afternoon. Southwest Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 5 Sep Coastal Miami Dade County

Showers likely. Thunderstorms Likely, mainly in the evening. Humid with Lows in the upper 70s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Biscayne Bay - Sandspur Island Temperature Statistics

September Temperature

Miami, Opa Locka Airport (8.7 miles)

  • Lowest 1 September, 2025

    78.1 °F

  • Average September

    83.4 °F

  • Highest 2 September, 2025

    93 °F

Climate (2020–Present)

Miami, Opa Locka Airport (8.7 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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