Brazos Island State Park Weather Forecast

    • 79
    • 83

    Increasing Clouds

    • 80
    • 84

    Slight Chance Thunderstorms

    • 79
    • 83

    Slight Chance Thunderstorms

    • 80
    • 83

    Partly Sunny

    • 79
    • 84

    Mostly Sunny

    • 80
    • 84

    Mostly Sunny

    • 80
    • 84

    Partly Sunny

Today 6 Jul Cameron Island

Mostly sunny. Near steady temperature in the lower 80s. Southeast Winds 10 to 15 Mph.

Tonight 6 Jul Cameron Island

Mostly clear this Evening, then becoming mostly cloudy. Near steady temperature in the lower 80s. Southeast Winds 10 to 15 Mph.

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Brazos Island State Park Temperature Statistics

July Temperature

Port Isabel, Port Isabel-Cameron County Airport (14.9 miles)

  • Lowest 4 July, 2025

    79 °F

  • Average July

    83.3 °F

  • Highest 3 July, 2025

    89.1 °F

Climate (2020–Present)

Port Isabel, Port Isabel-Cameron County Airport (14.9 miles)

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  • Average Low 2020–2025

    68.1 °F

  • Average 2020–2025

    75.4 °F

  • Average High 2020–2025

    83.1 °F
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