Laguna Vista Weather Forecast

    • 81
    • 88

    Decreasing Clouds

    • 81
    • 89

    Partly Sunny

    • 80
    • 89

    Partly Sunny

    • 80
    • 90

    Mostly Sunny

    • 80
    • 89

    Mostly Sunny

    • 81
    • 88

    Mostly Sunny

Today 19 Aug Coastal Cameron

Mostly sunny. Humid with Highs in the mid 90s. Southeast Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon. Heat index Values up to 111.

Tonight 19 Aug Coastal Cameron

Partly cloudy. Near steady temperature in the lower 80s. Southeast Winds 5 to 10 Mph.

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Laguna Vista Temperature Statistics

August Temperature

Port Isabel, Port Isabel-Cameron County Airport (5 miles)

  • Lowest 3 August, 2026

    75.7 °F

  • Average August

    88.3 °F

  • Highest 1 August, 2026

    98.7 °F

Climate (2021–2026)

Port Isabel, Port Isabel-Cameron County Airport (5 miles)

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  • Average Low 2021–2026

    68.8 °F

  • Average 2021–2026

    76.3 °F

  • Average High 2021–2026

    84.1 °F
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