Port Aransas (H. Caldwell Pier) Weather Forecast

    • 76
    • 79

    Partly Sunny

    • 78
    • 79

    Partly Sunny

    • 79
    • 80

    Partly Sunny

    • 80
    • 83

    Mostly Cloudy

    • 81
    • 85

    Mostly Cloudy

    • 81
    • 86

    Chance Thunderstorms

Today 13 May Nueces Islands

Sunny. Highs in the lower 80s. East Winds around 5 Mph, increasing to 5 to 10 Mph in the afternoon.

Tonight 13 May Nueces Islands

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 70s. South Winds 5 to 10 Mph.

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Port Aransas (H. Caldwell Pier) Temperature Statistics

May Temperature

Port Aransas, Mustang Beach Airport (2.5 miles)

  • Lowest 2 May, 2026

    58.5 °F

  • Average May

    75.2 °F

  • Highest 9 May, 2026

    84.6 °F

Climate (2021–Present)

Port Aransas, Mustang Beach Airport (2.5 miles)

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  • Average Low 2021–2026

    69.4 °F

  • Average 2021–2026

    73.9 °F

  • Average High 2021–2026

    78.7 °F
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