Port Aransas (Inside) Weather Forecast

    • 80
    • 83

    Mostly Cloudy

    • 80
    • 83

    Mostly Cloudy

    • 81
    • 84

    Mostly Cloudy

    • 80
    • 86

    Chance Thunderstorms

    • 80
    • 85

    Chance Thunderstorms

    • 79
    • 85

    Chance Thunderstorms

Today 16 May Nueces Islands

Mostly cloudy in the Morning, then becoming partly cloudy. Highs in the lower 80s. Southeast Winds 15 to 20 Mph.

Tonight 16 May Nueces Islands

Mostly cloudy. Near steady temperature around 80. Southeast Winds 15 to 20 Mph.

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Port Aransas (Inside) Temperature Statistics

May Temperature

Port Aransas, Mustang Beach Airport (1.9 miles)

  • Lowest 2 May, 2026

    58.5 °F

  • Average May

    75.7 °F

  • Highest 9 May, 2026

    84.6 °F

Climate (2021–Present)

Port Aransas, Mustang Beach Airport (1.9 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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