South Bay Weather Forecast

    • 84
    • 89

    Becoming Sunny

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    • 89

    Partly Sunny

    • 84
    • 88

    Mostly Cloudy

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    • 87

    Mostly Cloudy

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    • 88

    Partly Sunny

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    Mostly Sunny

Today 17 Jun Aransas Islands

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms this Morning, then sunny this afternoon. Some Thunderstorms may produce heavy rainfall this morning. Breezy with Highs in the lower 90s. Northwest Winds 20 to 25 Mph, becoming southwest around 10 Mph this afternoon. Chance of rain 30 percent.

Tonight 17 Jun Aransas Islands

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 80s. South Winds 10 to 15 Mph, increasing to 15 to 20 Mph after midnight.

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South Bay Temperature Statistics

June Temperature

Port Aransas, Mustang Beach Airport (5.6 miles)

  • Lowest 5 June, 2026

    76.3 °F

  • Average June

    83.6 °F

  • Highest 11 June, 2026

    89.8 °F

Climate (2021–2026)

Port Aransas, Mustang Beach Airport (5.6 miles)

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  • Average Low 2021–2026

    69.4 °F

  • Average 2021–2026

    73.9 °F

  • Average High 2021–2026

    78.7 °F
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