Port Lavaca Weather Forecast

    • 78
    • 81

    Chance Rain Showers

    • 76
    • 84

    Partly Sunny

    • 73
    • 83

    Mostly Sunny

    • 75
    • 82

    Sunny

    • 74
    • 84

    Mostly Sunny

    • 75
    • 82

    Mostly Sunny

Today 17 Oct Coastal Calhoun

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs in the mid 80s. Northeast Winds 5 to 10 Mph, increasing to southeast 10 to 15 Mph this afternoon. Chance of rain 50 percent.

Tonight 17 Oct Coastal Calhoun

Partly cloudy. Lows in the mid 70s. Southeast Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Port Lavaca Temperature Statistics

October Temperature

Palacios Municipal Airport (23 miles)

  • Lowest 11 October, 2025

    63 °F

  • Average October

    78.6 °F

  • Highest 8 October, 2025

    91.9 °F

Climate (2020–Present)

Palacios Municipal Airport (23 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    64.8 °F

  • Average 2020–2025

    72.5 °F

  • Average High 2020–2025

    80.4 °F
Get WillyWeather+ to remove ads