Port Mansfield Channel Entrance Weather Forecast

    • 64
    • 76

    Mostly Sunny

    • 64
    • 79

    Sunny

    • 65
    • 81

    Sunny

    • 67
    • 83

    Sunny

    • 67
    • 83

    Sunny

    • 67
    • 82

    Mostly Sunny

Today 18 Mar Willacy Island

Sunny. Highs in the mid 70s. Southeast Winds 10 to 15 Mph.

Tonight 18 Mar Willacy Island

Mostly clear. Near steady temperature in the lower 60s. Southeast Winds around 10 Mph.

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  • Temperature Real-Time

Port Mansfield Channel Entrance Temperature Statistics

March Temperature

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

  • Lowest 13 March, 2026

    50 °F

  • Average March

    76.4 °F

  • Highest 11 March, 2026

    91 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    68.6 °F

  • Average 2021–2026

    76 °F

  • Average High 2021–2026

    83.8 °F
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