Port Lavaca Weather Forecast

    • 71
    • 78

    Chance Thunderstorms

    • 72
    • 77

    Chance Thunderstorms

    • 72
    • 78

    Chance Rain Showers

    • 72
    • 76

    Slight Chance Thunderstorms

    • 72
    • 78

    Slight Chance Thunderstorms

    • 74
    • 78

    Chance Rain Showers

Today 27 Oct Coastal Calhoun

Partly cloudy with a chance of Showers. Highs in the upper 70s. Chance of rain 40 percent.

Tonight 27 Oct Coastal Calhoun

Partly cloudy this Evening, then becoming mostly cloudy. A slight chance of Thunderstorms. A slight chance of Showers this Evening, then a chance of Showers after midnight. Lows in the upper 60s. East Winds 5 to 10 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Port Lavaca Temperature Statistics

October Temperature

Palacios Municipal Airport (23 miles)

  • Lowest 18 October, 2026

    49.6 °F

  • Average October

    76.6 °F

  • Highest 1 October, 2026

    92.6 °F

Climate (2021–2026)

Palacios Municipal Airport (23 miles)

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

  • Average Low 2021–2026

    65.7 °F

  • Average 2021–2026

    73.4 °F

  • Average High 2021–2026

    81.2 °F
Get WillyWeather+ to remove ads