Port Isabel Weather Forecast

    • 81
    • 89

    Rain Showers

    • 80
    • 90

    Chance Thunderstorms

    • 78
    • 90

    Slight Chance Thunderstorms

    • 78
    • 90

    Slight Chance Thunderstorms

    • 78
    • 89

    Slight Chance Thunderstorms

    • 78
    • 87

    Slight Chance Thunderstorms

    • 78
    • 87

    Slight Chance Thunderstorms

Today 20 Sep Coastal Cameron

Partly cloudy with scattered Showers and isolated Thunderstorms. Highs in the lower 90s. Southeast Winds 15 to 20 Mph. Chance of precipitation 20 percent. Highest heat index Readings around 108 in the afternoon.

Tonight 20 Sep Coastal Cameron

Partly cloudy. A 20 percent chance of Showers after midnight. Lows around 80. Southeast Winds 10 to 15 Mph becoming around 10 Mph after midnight.

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Port Isabel Temperature Statistics

September Temperature

South Padre Island (3.1 miles)

  • Lowest

  • Average September

  • Highest

Climate (2010–Present)

South Padre Island (3.1 miles)

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  • Average Low 2010–Present

    69 °F
  • Average 2010–Present

    73.6 °F
  • Average High 2010–Present

    78.8 °F
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