Port O'Connor Weather Forecast

    • 69
    • 74

    Patchy Fog

    • 70
    • 75

    Mostly Cloudy

    • 69
    • 75

    Mostly Cloudy

    • 68
    • 75

    Rain Showers Likely

    • 68
    • 74

    Rain Showers Likely

    • 69
    • 75

    Chance Rain Showers

Today 4 Mar Coastal Calhoun

Mostly cloudy. Near steady temperature in the mid 70s. Southeast Winds 15 to 20 Mph.

Tonight 4 Mar Coastal Calhoun

Mostly cloudy. Patchy fog after midnight. Lows in the upper 60s. Southeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port O'Connor Temperature Statistics

March Temperature

Palacios Municipal Airport (21.1 miles)

  • Lowest 2 March, 2026

    59 °F

  • Average March

    70.4 °F

  • Highest 2 March, 2026

    79 °F

Climate (2021–Present)

Palacios Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    65.2 °F

  • Average 2021–2026

    72.9 °F

  • Average High 2021–2026

    80.8 °F
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