Port Aransas Weather Forecast

    • 65
    • 73

    Mostly Sunny

    • 66
    • 73

    Mostly Sunny

    • 67
    • 74

    Mostly Sunny

    • 67
    • 74

    Mostly Sunny

    • 67
    • 73

    Mostly Sunny

    • 68
    • 74

    Mostly Sunny

Today 20 Mar Nueces Islands

Sunny. Highs in the mid 70s. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph this afternoon.

Tonight 20 Mar Nueces Islands

Mostly clear. Lows in the mid 60s. South Winds 10 to 15 Mph.

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Port Aransas Temperature Statistics

March Temperature

Port Aransas, Mustang Beach Airport (1.9 miles)

  • Lowest 16 March, 2026

    51.6 °F

  • Average March

    71.1 °F

  • Highest 11 March, 2026

    89.2 °F

Climate (2021–Present)

Port Aransas, Mustang Beach Airport (1.9 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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