Laguna Vista Weather Forecast

    • 70
    • 78

    Increasing Clouds

    • 70
    • 78

    Increasing Clouds

    • 69
    • 77

    Mostly Cloudy

    • 68
    • 76

    Partly Sunny

    • 68
    • 75

    Mostly Sunny

    • 68
    • 76

    Mostly Sunny

    • 68
    • 76

    Mostly Sunny

Today 20 Dec Coastal Cameron

Sunny. Highs in the lower 80s. South Winds 10 to 15 Mph.

Tonight 20 Dec Coastal Cameron

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Laguna Vista Temperature Statistics

December Temperature

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

  • Lowest 15 December, 2025

    46.9 °F

  • Average December

    63.7 °F

  • Highest 18 December, 2025

    84.9 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    68.5 °F

  • Average 2020–2025

    75.8 °F

  • Average High 2020–2025

    83.5 °F
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