Biscayne Bay - MacArthur Causeway Weather Forecast

    • 77
    • 85

    Mostly Sunny

    • 78
    • 84

    Mostly Sunny

    • 78
    • 84

    Slight Chance Thunderstorms

    • 78
    • 84

    Chance Rain Showers

    • 77
    • 83

    Chance Rain Showers

    • 75
    • 83

    Chance Rain Showers

    • 74
    • 82

    Chance Rain Showers

Today 22 Oct Coastal Miami Dade County

Sunny. Highs in the mid 80s. Northeast Winds 10 to 15 Mph.

Tonight 22 Oct Coastal Miami Dade County

Mostly clear. Lows in the mid 70s. Northeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Biscayne Bay - MacArthur Causeway Temperature Statistics

October Temperature

Miami, Miami International Airport (8.1 miles)

  • Lowest 12 October, 2025

    72 °F

  • Average October

    80.5 °F

  • Highest 1 October, 2025

    91 °F

Climate (2020–Present)

Miami, Miami International Airport (8.1 miles)

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  • Average Low 2020–2025

    72.6 °F

  • Average 2020–2025

    78.5 °F

  • Average High 2020–2025

    85.4 °F
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