Lavaca Bay Weather Forecast

    • 63
    • 65

    Rain Showers Likely

    • 63
    • 67

    Rain Showers Likely

    • 50
    • 72

    Partly Sunny

    • 57
    • 62

    Mostly Sunny

    • 65
    • 72

    Partly Sunny

    • 66
    • 74

    Partly Sunny

    • 64
    • 73

    Partly Sunny

Today 16 Dec Coastal Calhoun

Mostly cloudy. Not as cool with Highs in the upper 60s. East Winds 5 to 10 Mph.

Tonight 16 Dec Coastal Calhoun

Cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Patchy fog after midnight. Not as cool. Near steady temperature in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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Lavaca Bay Temperature Statistics

December Temperature

Palacios Municipal Airport (20.5 miles)

  • Lowest 2 December, 2025

    39.9 °F

  • Average December

    56.8 °F

  • Highest 7 December, 2025

    78.1 °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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