Port Aransas (Inside) Weather Forecast

    • 82
    • 88

    Decreasing Clouds

    • 82
    • 88

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 81
    • 88

    Chance Thunderstorms

    • 81
    • 91

    Slight Chance Thunderstorms

    • 81
    • 91

    Partly Sunny

Today 5 Sep Nueces Islands

Partly cloudy. Highs in the upper 80s. South Winds 5 to 10 Mph, increasing to southeast 10 to 15 Mph this afternoon.

Tonight 5 Sep Nueces Islands

Partly cloudy. Lows in the lower 80s. Southeast Winds 10 to 15 Mph, becoming south 5 to 10 Mph after midnight.

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Port Aransas (Inside) Temperature Statistics

September Temperature

Port Aransas, Mustang Beach Airport (1.9 miles)

  • Lowest 1 September, 2026

    82.2 °F

  • Average September

    86.2 °F

  • Highest 2 September, 2026

    90 °F

Climate (2021–2026)

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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