South Bay Entrance Weather Forecast

    • 81
    • 88

    Mostly Sunny

    • 80
    • 88

    Becoming Sunny

    • 80
    • 88

    Mostly Sunny

    • 80
    • 87

    Mostly Sunny

    • 80
    • 87

    Mostly Sunny

    • 81
    • 88

    Mostly Sunny

    • 82
    • 89

    Mostly Sunny

Today 5 Aug Cameron Island

Sunny. Near steady temperature in the mid 80s. Southeast Winds around 15 Mph with Gusts up to 20 Mph.

Tonight 5 Aug Cameron Island

Mostly clear. Humid with Lows in the lower 80s. Southeast Winds 10 to 15 Mph.

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South Bay Entrance Temperature Statistics

August Temperature

Port Isabel, Port Isabel-Cameron County Airport (11.8 miles)

  • Lowest 3 August, 2026

    75.9 °F

  • Average August

    87.1 °F

  • Highest 1 August, 2026

    98.7 °F

Climate (2021–2026)

Port Isabel, Port Isabel-Cameron County Airport (11.8 miles)

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  • Average Low 2021–2026

    68.8 °F

  • Average 2021–2026

    76.3 °F

  • Average High 2021–2026

    84 °F
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