Matagorda Island Weather Forecast

    • 82
    • 88

    Partly Sunny

    • 82
    • 88

    Increasing Clouds

    • 81
    • 88

    Partly Sunny

    • 81
    • 88

    Mostly Sunny

    • 81
    • 88

    Mostly Sunny

    • 81
    • 88

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

Today 17 Jul Calhoun Islands

Partly cloudy. Highs in the upper 80s. Southeast Winds 10 to 15 Mph.

Tonight 17 Jul Calhoun Islands

Partly cloudy. Near steady temperature in the mid 80s. Southeast Winds 10 to 15 Mph.

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Matagorda Island Temperature Statistics

July Temperature

Rockport Aransas County Airport (19.9 miles)

  • Lowest 9 July, 2026

    76.6 °F

  • Average July

    85.8 °F

  • Highest 8 July, 2026

    92.6 °F

Climate (2021–2026)

Rockport Aransas County Airport (19.9 miles)

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  • Average Low 2021–2026

    67.7 °F

  • Average 2021–2026

    74.7 °F

  • Average High 2021–2026

    82.1 °F
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