Matagorda Island Weather Forecast

    • 82
    • 89

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 81
    • 88

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 82
    • 89

    Mostly Sunny

Today 24 Jul Calhoun Islands

Sunny. Highs in the upper 80s. South Winds 15 to 20 Mph.

Tonight 24 Jul Calhoun Islands

Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 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 21 July, 2026

    75.7 °F

  • Average July

    86.1 °F

  • Highest 22 July, 2026

    93.9 °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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