Port Aransas (Inside) Weather Forecast

    • 80
    • 84

    Chance Thunderstorms

    • 80
    • 85

    Partly Sunny

    • 81
    • 85

    Partly Sunny

    • 82
    • 86

    Partly Sunny

    • 81
    • 85

    Slight Chance Thunderstorms

    • 81
    • 86

    Slight Chance Thunderstorms

Today 31 May Nueces Islands

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the mid 80s. North Winds around 5 Mph, increasing to east in the afternoon. Chance of rain 40 percent.

Tonight 31 May Nueces Islands

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the upper 70s. Southeast Winds 5 to 10 Mph, becoming south after midnight. Chance of rain 20 percent.

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Port Aransas (Inside) Temperature Statistics

May Temperature

Port Aransas, Mustang Beach Airport (1.9 miles)

  • Lowest 10 May, 2025

    68.2 °F

  • Average May

    80 °F

  • Highest 25 May, 2025

    88.2 °F

Climate (2020–Present)

Port Aransas, Mustang Beach Airport (1.9 miles)

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  • Average Low 2020–2025

    69.1 °F

  • Average 2020–2025

    73.6 °F

  • Average High 2020–2025

    78.4 °F
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