Lavaca Bay Weather Forecast

    • 73
    • 79

    Chance Thunderstorms

    • 74
    • 82

    Partly Sunny

    • 75
    • 83

    Partly Sunny

    • 76
    • 85

    Mostly Cloudy

    • 76
    • 83

    Slight Chance Thunderstorms

    • 75
    • 84

    Chance Thunderstorms

    • 74
    • 84

    Chance Thunderstorms

Today 27 May Coastal Calhoun

Showers likely with a chance of Thunderstorms. Highs in the mid 80s. Southeast Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 27 May Coastal Calhoun

Partly cloudy with a slight chance of Showers this Evening, then mostly clear after midnight. Lows in the lower 70s. Southeast Winds 5 to 10 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lavaca Bay Temperature Statistics

May Temperature

Palacios Municipal Airport (20.5 miles)

  • Lowest 3 May, 2026

    55.7 °F

  • Average May

    76.4 °F

  • Highest 9 May, 2026

    88.6 °F

Climate (2021–Present)

Palacios Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    65.4 °F

  • Average 2021–2026

    73.1 °F

  • Average High 2021–2026

    81 °F
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