Port Mansfield Channel Entrance Weather Forecast

    • 79
    • 88

    Mostly Cloudy

    • 79
    • 89

    Slight Chance Thunderstorms

    • 78
    • 89

    Slight Chance Thunderstorms

    • 78
    • 89

    Mostly Sunny

    • 79
    • 89

    Partly Sunny

    • 79
    • 90

    Mostly Sunny

Today 5 Jul Willacy Island

Partly sunny. Highs in the upper 80s. Southeast Winds 15 to 20 Mph.

Tonight 5 Jul Willacy Island

Mostly cloudy. Humid with Lows in the upper 70s. Southeast Winds 15 to 20 Mph.

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Port Mansfield Channel Entrance Temperature Statistics

July Temperature

Port Isabel, Port Isabel-Cameron County Airport (28 miles)

  • Lowest 3 July, 2025

    80.1 °F

  • Average July

    83.3 °F

  • Highest 3 July, 2025

    89.1 °F

Climate (2020–Present)

Port Isabel, Port Isabel-Cameron County Airport (28 miles)

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  • Average Low 2020–2025

    68.1 °F

  • Average 2020–2025

    75.4 °F

  • Average High 2020–2025

    83.1 °F
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