Mustang Island Weather Forecast

    • 60
    • 74

    Slight Chance Rain Showers

    • 64
    • 64

    Breezy

    • 69
    • 69

    Mostly Sunny

    • 71
    • 72

    Mostly Sunny

    • 63
    • 72

    Breezy

    • 62
    • 67

    Breezy

Today 11 Mar Kleberg Islands

Mostly cloudy with a chance of Showers this Morning, then sunny this afternoon. Highs in the lower 80s. South Winds 10 to 15 Mph, becoming southwest this afternoon. Chance of rain 30 percent.

Tonight 11 Mar Kleberg Islands

Mostly clear and Breezy, cooler with Lows in the upper 50s. Northwest Winds 10 to 15 Mph, increasing to north 15 to 25 Mph after midnight.

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Mustang Island Temperature Statistics

March Temperature

Port Aransas, Mustang Beach Airport (41.6 miles)

  • Lowest 8 March, 2026

    62.1 °F

  • Average March

    72.2 °F

  • Highest 6 March, 2026

    77.7 °F

Climate (2021–Present)

Port Aransas, Mustang Beach Airport (41.6 miles)

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  • Average Low 2021–2026

    69.3 °F

  • Average 2021–2026

    73.8 °F

  • Average High 2021–2026

    78.6 °F
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