Port Isabel Weather Forecast

    • 65
    • 82

    Increasing Clouds

    • 65
    • 87

    Partly Sunny

    • 59
    • 81

    Mostly Sunny

    • 60
    • 78

    Mostly Sunny

    • 62
    • 76

    Mostly Sunny

    • 66
    • 76

    Partly Sunny

Today 13 Mar Coastal Cameron

Partly sunny this Morning, then clearing. Patchy fog this morning. Highs in the mid 80s. Southwest Winds around 5 Mph, becoming southeast this afternoon.

Tonight 13 Mar Coastal Cameron

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port Isabel Temperature Statistics

March Temperature

Port Isabel, Port Isabel-Cameron County Airport (9.9 miles)

  • Lowest 10 March, 2025

    48 °F

  • Average March

    69.4 °F

  • Highest 8 March, 2025

    93 °F

Climate (2020–Present)

Port Isabel, Port Isabel-Cameron County Airport (9.9 miles)

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  • Average Low 2020–2025

    68.2 °F

  • Average 2020–2025

    75.4 °F

  • Average High 2020–2025

    83.1 °F
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