Lavaca Bay Weather Forecast

    • 52
    • 66

    Breezy

    • 60
    • 71

    Sunny

    • 66
    • 73

    Mostly Sunny

    • 50
    • 78

    Breezy

    • 48
    • 59

    Partly Sunny

    • 57
    • 64

    Partly Sunny

Today 12 Mar Coastal Calhoun

Sunny, breezy and much cooler with Highs in the upper 60s. North Winds 20 to 25 Mph with Gusts up to 40 Mph, Diminishing to 15 to 20 Mph with Gusts up to 30 Mph this afternoon.

Tonight 12 Mar Coastal Calhoun

Clear. Lows in the lower 50s. Northeast Winds 5 to 10 Mph, becoming east after midnight.

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Lavaca Bay Temperature Statistics

March Temperature

Palacios Municipal Airport (20.5 miles)

  • Lowest 2 March, 2026

    58.6 °F
  • Average March

    73.6 °F
  • Highest 5 March, 2026

    81.6 °F

Climate (2021–Present)

Palacios Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    65.3 °F
  • Average 2021–2026

    73 °F
  • Average High 2021–2026

    80.9 °F
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