Port O'Connor Weather Forecast

    • 53
    • 78

    Breezy

    • 58
    • 65

    Mostly Sunny

    • 64
    • 69

    Sunny

    • 68
    • 72

    Mostly Sunny

    • 57
    • 74

    Partly Sunny

    • 55
    • 64

    Mostly Cloudy

Today 11 Mar Coastal Calhoun

Mostly cloudy this Morning, then becoming partly cloudy. A chance of Showers and Thunderstorms. Highs in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 11 Mar Coastal Calhoun

Mostly clear and windy. Much cooler with Lows around 50. North Winds 20 to 25 Mph with Gusts up to 35 Mph, increasing to 25 to 35 Mph with Gusts up to 45 Mph after midnight.

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Port O'Connor Temperature Statistics

March Temperature

Palacios Municipal Airport (21.1 miles)

  • Lowest 2 March, 2026

    58.6 °F

  • Average March

    73.6 °F

  • Highest 5 March, 2026

    81.6 °F

Climate (2021–Present)

Palacios Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    65.3 °F

  • Average 2021–2026

    73 °F

  • Average High 2021–2026

    80.9 °F
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