Matagorda Island Weather Forecast

    • 78
    • 86

    Sunny

    • 79
    • 86

    Mostly Sunny

    • 80
    • 87

    Slight Chance Thunderstorms

    • 81
    • 88

    Mostly Sunny

    • 80
    • 88

    Mostly Sunny

    • 79
    • 87

    Chance Rain Showers

Today 10 Oct Calhoun Islands

Sunny. Highs in the mid 80s. Northeast Winds 5 to 10 Mph, becoming east this afternoon.

Tonight 10 Oct Calhoun Islands

Mostly clear. Lows in the upper 70s. Southeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Matagorda Island Temperature Statistics

October Temperature

Rockport Aransas County Airport (19.9 miles)

  • Lowest 6 October, 2026

    73 °F

  • Average October

    82 °F

  • Highest 1 October, 2026

    93.7 °F

Climate (2021–2026)

Rockport Aransas County Airport (19.9 miles)

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  • Average Low 2021–2026

    67.8 °F

  • Average 2021–2026

    74.9 °F

  • Average High 2021–2026

    82.2 °F
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