Matagorda Island Weather Forecast

    • 71
    • 79

    Chance Thunderstorms

    • 73
    • 80

    Partly Sunny

    • 73
    • 81

    Partly Sunny

    • 72
    • 81

    Partly Sunny

    • 64
    • 80

    Chance Thunderstorms

    • 65
    • 75

    Mostly Sunny

Today 30 Oct Calhoun Islands

Sunny. Highs in the mid 70s.

Tonight 30 Oct Calhoun Islands

Mostly cloudy this Evening, then becoming partly cloudy. A chance of Showers. A chance of Thunderstorms, mainly this evening. Lows in the lower 70s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Matagorda Island Temperature Statistics

October Temperature

Rockport Aransas County Airport (19.9 miles)

  • Lowest 17 October, 2026

    56.6 °F

  • Average October

    79.4 °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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