Lavaca Bay Weather Forecast

    • 80
    • 92

    Mostly Sunny

    • 81
    • 92

    Partly Sunny

    • 81
    • 93

    Mostly Sunny

    • 81
    • 92

    Mostly Sunny

    • 80
    • 91

    Mostly Sunny

    • 80
    • 91

    Mostly Sunny

Today 18 Aug Coastal Calhoun

Sunny. Highs in the lower 90s. Southwest Winds 5 to 10 Mph, increasing to south 10 to 15 Mph this afternoon.

Tonight 18 Aug Coastal Calhoun

Mostly clear. Lows around 80. South Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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Lavaca Bay Temperature Statistics

August Temperature

Palacios Municipal Airport (20.5 miles)

  • Lowest 8 August, 2026

    76.6 °F

  • Average August

    87.4 °F

  • Highest 2 August, 2026

    98.7 °F

Climate (2021–2026)

Palacios Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    65.6 °F

  • Average 2021–2026

    73.3 °F

  • Average High 2021–2026

    81.1 °F
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