Boca Chica Bay Weather Forecast

    • 82
    • 86

    Mostly Sunny

    • 81
    • 86

    Rain Showers Likely

    • 81
    • 85

    Rain Showers Likely

    • 80
    • 84

    Slight Chance Thunderstorms

    • 81
    • 84

    Mostly Sunny

    • 82
    • 85

    Mostly Sunny

    • 81
    • 85

    Slight Chance Thunderstorms

Today 15 Sep Coastal Cameron

Sunny. Near steady temperature in the lower 90s. Southeast Winds 15 to 20 Mph with Gusts up to 25 Mph. Heat index Values up to 111.

Tonight 15 Sep Coastal Cameron

Mostly clear. Lows in the upper 70s. Southeast Winds 15 to 20 Mph with Gusts up to 25 Mph, Diminishing to 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boca Chica Bay Temperature Statistics

September Temperature

Port Isabel, Port Isabel-Cameron County Airport (14.9 miles)

  • Lowest 1 September, 2026

    77.6 °F

  • Average September

    88.5 °F

  • Highest 10 September, 2026

    100.7 °F

Climate (2021–2026)

Port Isabel, Port Isabel-Cameron County Airport (14.9 miles)

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  • Average Low 2021–2026

    68.8 °F

  • Average 2021–2026

    76.4 °F

  • Average High 2021–2026

    84.2 °F
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