Lavaca Bay Weather Forecast

    • 52
    • 53

    Chance Rain Showers

    • 58
    • 64

    Mostly Cloudy

    • 46
    • 71

    Mostly Sunny

    • 47
    • 57

    Mostly Sunny

    • 56
    • 62

    Mostly Sunny

    • 56
    • 71

    Mostly Sunny

Today 5 Dec Coastal Calhoun

Cloudy. Showers Likely, mainly this morning. Highs in the mid 50s. North Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph this afternoon. Chance of rain 60 percent.

Tonight 5 Dec Coastal Calhoun

Mostly cloudy with a 30 percent chance of Showers. Near steady temperature in the lower 50s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lavaca Bay Temperature Statistics

December Temperature

Palacios Municipal Airport (20.5 miles)

  • Lowest 2 December, 2025

    39.9 °F

  • Average December

    52 °F

  • Highest 3 December, 2025

    71.1 °F

Climate (2020–Present)

Palacios Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    65 °F

  • Average 2020–2025

    72.6 °F

  • Average High 2020–2025

    80.5 °F
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