Laguna Heights Weather Forecast

    • 79
    • 93

    Mostly Sunny

    • 80
    • 93

    Partly Sunny

    • 80
    • 93

    Slight Chance Thunderstorms

    • 81
    • 93

    Chance Thunderstorms

    • 81
    • 91

    Chance Thunderstorms

    • 81
    • 90

    Chance Thunderstorms

Today 19 Sep Coastal Cameron

Sunny. Near steady temperature in the lower 90s. East Winds 10 to 15 Mph with Gusts up to 20 Mph. Heat index Values up to 109.

Tonight 19 Sep Coastal Cameron

Mostly clear. Humid with Lows in the upper 70s. East Winds 10 to 15 Mph, becoming south around 5 Mph after midnight.

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Laguna Heights Temperature Statistics

September Temperature

Port Isabel, Port Isabel-Cameron County Airport (7.5 miles)

  • Lowest 1 September, 2026

    77.6 °F

  • Average September

    88.4 °F

  • Highest 10 September, 2026

    100.7 °F

Climate (2021–2026)

Port Isabel, Port Isabel-Cameron County Airport (7.5 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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