South Bay Weather Forecast

    • 80
    • 86

    Partly Sunny

    • 80
    • 86

    Partly Sunny

    • 81
    • 87

    Partly Sunny

    • 82
    • 87

    Partly Sunny

    • 82
    • 87

    Partly Sunny

    • 82
    • 87

    Partly Sunny

    • 81
    • 88

    Mostly Sunny

Today 16 Jul Aransas Islands

Sunny. Near steady temperature in the mid 80s. South Winds around 15 Mph.

Tonight 16 Jul Aransas Islands

Partly cloudy. Lows around 80. Southeast Winds 15 to 20 Mph, becoming south 10 to 15 Mph after midnight.

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South Bay Temperature Statistics

July Temperature

Port Aransas, Mustang Beach Airport (5.6 miles)

  • Lowest 1 July, 2025

    78.1 °F

  • Average July

    84.6 °F

  • Highest 9 July, 2025

    89.8 °F

Climate (2020–Present)

Port Aransas, Mustang Beach Airport (5.6 miles)

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  • Average Low 2020–2025

    69.1 °F

  • Average 2020–2025

    73.6 °F

  • Average High 2020–2025

    78.4 °F
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