Matagorda Island Weather Forecast

    • 63
    • 70

    Mostly Sunny

    • 67
    • 74

    Mostly Sunny

    • 47
    • 77

    Slight Chance Rain Showers

    • 51
    • 61

    Partly Sunny

    • 57
    • 65

    Partly Sunny

    • 63
    • 71

    Mostly Sunny

Today 13 Mar Calhoun Islands

Sunny. Highs around 70. South Winds 5 to 10 Mph.

Tonight 13 Mar Calhoun Islands

Mostly clear. Lows in the lower 60s. Southeast Winds around 10 Mph.

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Matagorda Island Temperature Statistics

March Temperature

Rockport Aransas County Airport (19.9 miles)

  • Lowest 8 March, 2026

    60.1 °F

  • Average March

    75.3 °F

  • Highest 11 March, 2026

    89.1 °F

Climate (2021–Present)

Rockport Aransas County Airport (19.9 miles)

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  • Average Low 2021–2026

    67.5 °F

  • Average 2021–2026

    74.5 °F

  • Average High 2021–2026

    81.9 °F
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